Home / 6,131.28-9,196.92-1,514.28

Finding the Fourth Proportional to 6,131.28, 9,196.92 and 1,514.28

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Solution

The fourth proportional to 6,131.28, 9,196.92 and 1,514.28 is: 2,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.28 : 9,196.92 = 1,514.28 : x
  2. Step 2: Convert to fraction form
    6,131.28/9,196.92 = 1,514.28/x
  3. Step 3: Cross multiply
    6,131.28x = 9,196.92 × 1,514.28
  4. Step 4: Simplify right side
    6,131.28x = 13,926,712.02
  5. Step 5: Solve for x
    x = 13,926,712.02/6,131.28
  6. Step 6: Final answer
    x = 2,271.42

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.