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Finding the Fourth Proportional to 5,669.43, 8,502.72 and 2,384.88

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Solution

The fourth proportional to 5,669.43, 8,502.72 and 2,384.88 is: 3,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.43 : 8,502.72 = 2,384.88 : x
  2. Step 2: Convert to fraction form
    5,669.43/8,502.72 = 2,384.88/x
  3. Step 3: Cross multiply
    5,669.43x = 8,502.72 × 2,384.88
  4. Step 4: Simplify right side
    5,669.43x = 20,277,966.87
  5. Step 5: Solve for x
    x = 20,277,966.87/5,669.43
  6. Step 6: Final answer
    x = 3,576.72

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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.