Home / 8,069.52-11,131.20-5,547.36

Finding the Fourth Proportional to 8,069.52, 11,131.20 and 5,547.36

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Solution

The fourth proportional to 8,069.52, 11,131.20 and 5,547.36 is: 7,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.52 : 11,131.20 = 5,547.36 : x
  2. Step 2: Convert to fraction form
    8,069.52/11,131.20 = 5,547.36/x
  3. Step 3: Cross multiply
    8,069.52x = 11,131.20 × 5,547.36
  4. Step 4: Simplify right side
    8,069.52x = 61,748,773.63
  5. Step 5: Solve for x
    x = 61,748,773.63/8,069.52
  6. Step 6: Final answer
    x = 7,652.10

Related Problems

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Half scale
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Double scale
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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.