Home / 10,397.01-14,348.28-5,920.95

Finding the Fourth Proportional to 10,397.01, 14,348.28 and 5,920.95

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Solution

The fourth proportional to 10,397.01, 14,348.28 and 5,920.95 is: 8,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.01 : 14,348.28 = 5,920.95 : x
  2. Step 2: Convert to fraction form
    10,397.01/14,348.28 = 5,920.95/x
  3. Step 3: Cross multiply
    10,397.01x = 14,348.28 × 5,920.95
  4. Step 4: Simplify right side
    10,397.01x = 84,955,376.72
  5. Step 5: Solve for x
    x = 84,955,376.72/10,397.01
  6. Step 6: Final answer
    x = 8,171.14

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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.