Home / 7,613.47-11,417.36-2,614.43

Finding the Fourth Proportional to 7,613.47, 11,417.36 and 2,614.43

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Solution

The fourth proportional to 7,613.47, 11,417.36 and 2,614.43 is: 3,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.47 : 11,417.36 = 2,614.43 : x
  2. Step 2: Convert to fraction form
    7,613.47/11,417.36 = 2,614.43/x
  3. Step 3: Cross multiply
    7,613.47x = 11,417.36 × 2,614.43
  4. Step 4: Simplify right side
    7,613.47x = 29,849,828.15
  5. Step 5: Solve for x
    x = 29,849,828.15/7,613.47
  6. Step 6: Final answer
    x = 3,920.66

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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.