Home / 11,543.46-17,312.70-3,646.59

Finding the Fourth Proportional to 11,543.46, 17,312.70 and 3,646.59

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Solution

The fourth proportional to 11,543.46, 17,312.70 and 3,646.59 is: 5,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.46 : 17,312.70 = 3,646.59 : x
  2. Step 2: Convert to fraction form
    11,543.46/17,312.70 = 3,646.59/x
  3. Step 3: Cross multiply
    11,543.46x = 17,312.70 × 3,646.59
  4. Step 4: Simplify right side
    11,543.46x = 63,132,318.69
  5. Step 5: Solve for x
    x = 63,132,318.69/11,543.46
  6. Step 6: Final answer
    x = 5,469.10

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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.