Home / 4,066.54-5,613.15-2,387.91

Finding the Fourth Proportional to 4,066.54, 5,613.15 and 2,387.91

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Solution

The fourth proportional to 4,066.54, 5,613.15 and 2,387.91 is: 3,296.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.54 : 5,613.15 = 2,387.91 : x
  2. Step 2: Convert to fraction form
    4,066.54/5,613.15 = 2,387.91/x
  3. Step 3: Cross multiply
    4,066.54x = 5,613.15 × 2,387.91
  4. Step 4: Simplify right side
    4,066.54x = 13,403,677.01
  5. Step 5: Solve for x
    x = 13,403,677.01/4,066.54
  6. Step 6: Final answer
    x = 3,296.09

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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.