Home / 5,306.31-7,957.17-2,672.19

Finding the Fourth Proportional to 5,306.31, 7,957.17 and 2,672.19

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Solution

The fourth proportional to 5,306.31, 7,957.17 and 2,672.19 is: 4,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.31 : 7,957.17 = 2,672.19 : x
  2. Step 2: Convert to fraction form
    5,306.31/7,957.17 = 2,672.19/x
  3. Step 3: Cross multiply
    5,306.31x = 7,957.17 × 2,672.19
  4. Step 4: Simplify right side
    5,306.31x = 21,263,070.10
  5. Step 5: Solve for x
    x = 21,263,070.10/5,306.31
  6. Step 6: Final answer
    x = 4,007.13

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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.