Home / 8,131.34-11,221.26-4,546.42

Finding the Fourth Proportional to 8,131.34, 11,221.26 and 4,546.42

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Solution

The fourth proportional to 8,131.34, 11,221.26 and 4,546.42 is: 6,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.34 : 11,221.26 = 4,546.42 : x
  2. Step 2: Convert to fraction form
    8,131.34/11,221.26 = 4,546.42/x
  3. Step 3: Cross multiply
    8,131.34x = 11,221.26 × 4,546.42
  4. Step 4: Simplify right side
    8,131.34x = 51,016,602.98
  5. Step 5: Solve for x
    x = 51,016,602.98/8,131.34
  6. Step 6: Final answer
    x = 6,274.07

Related Problems

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Half scale
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Double scale
Find fourth proportional to 8,132.34, 11,222.64 and 4,547.42
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.