Home / 10,502.71-15,755.66-3,575.59

Finding the Fourth Proportional to 10,502.71, 15,755.66 and 3,575.59

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Solution

The fourth proportional to 10,502.71, 15,755.66 and 3,575.59 is: 5,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.71 : 15,755.66 = 3,575.59 : x
  2. Step 2: Convert to fraction form
    10,502.71/15,755.66 = 3,575.59/x
  3. Step 3: Cross multiply
    10,502.71x = 15,755.66 × 3,575.59
  4. Step 4: Simplify right side
    10,502.71x = 56,335,780.34
  5. Step 5: Solve for x
    x = 56,335,780.34/10,502.71
  6. Step 6: Final answer
    x = 5,363.93

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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.