Home / 9,724.29-13,419.17-5,953.74

Finding the Fourth Proportional to 9,724.29, 13,419.17 and 5,953.74

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Solution

The fourth proportional to 9,724.29, 13,419.17 and 5,953.74 is: 8,215.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724.29 : 13,419.17 = 5,953.74 : x
  2. Step 2: Convert to fraction form
    9,724.29/13,419.17 = 5,953.74/x
  3. Step 3: Cross multiply
    9,724.29x = 13,419.17 × 5,953.74
  4. Step 4: Simplify right side
    9,724.29x = 79,894,191.43
  5. Step 5: Solve for x
    x = 79,894,191.43/9,724.29
  6. Step 6: Final answer
    x = 8,215.94

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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.