Home / 10,337.90-15,502.80-3,760.70

Finding the Fourth Proportional to 10,337.90, 15,502.80 and 3,760.70

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Solution

The fourth proportional to 10,337.90, 15,502.80 and 3,760.70 is: 5,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.90 : 15,502.80 = 3,760.70 : x
  2. Step 2: Convert to fraction form
    10,337.90/15,502.80 = 3,760.70/x
  3. Step 3: Cross multiply
    10,337.90x = 15,502.80 × 3,760.70
  4. Step 4: Simplify right side
    10,337.90x = 58,301,379.96
  5. Step 5: Solve for x
    x = 58,301,379.96/10,337.90
  6. Step 6: Final answer
    x = 5,639.58

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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.