Home / 7,988.32-11,024.04-4,631.14

Finding the Fourth Proportional to 7,988.32, 11,024.04 and 4,631.14

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Solution

The fourth proportional to 7,988.32, 11,024.04 and 4,631.14 is: 6,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.32 : 11,024.04 = 4,631.14 : x
  2. Step 2: Convert to fraction form
    7,988.32/11,024.04 = 4,631.14/x
  3. Step 3: Cross multiply
    7,988.32x = 11,024.04 × 4,631.14
  4. Step 4: Simplify right side
    7,988.32x = 51,053,872.61
  5. Step 5: Solve for x
    x = 51,053,872.61/7,988.32
  6. Step 6: Final answer
    x = 6,391.07

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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.