Home / 7,641.60-11,460.96-3,743.52

Finding the Fourth Proportional to 7,641.60, 11,460.96 and 3,743.52

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Solution

The fourth proportional to 7,641.60, 11,460.96 and 3,743.52 is: 5,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641.60 : 11,460.96 = 3,743.52 : x
  2. Step 2: Convert to fraction form
    7,641.60/11,460.96 = 3,743.52/x
  3. Step 3: Cross multiply
    7,641.60x = 11,460.96 × 3,743.52
  4. Step 4: Simplify right side
    7,641.60x = 42,904,332.98
  5. Step 5: Solve for x
    x = 42,904,332.98/7,641.60
  6. Step 6: Final answer
    x = 5,614.57

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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.