Home / 7,572.05-11,359.89-2,377.92

Finding the Fourth Proportional to 7,572.05, 11,359.89 and 2,377.92

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Solution

The fourth proportional to 7,572.05, 11,359.89 and 2,377.92 is: 3,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.05 : 11,359.89 = 2,377.92 : x
  2. Step 2: Convert to fraction form
    7,572.05/11,359.89 = 2,377.92/x
  3. Step 3: Cross multiply
    7,572.05x = 11,359.89 × 2,377.92
  4. Step 4: Simplify right side
    7,572.05x = 27,012,909.63
  5. Step 5: Solve for x
    x = 27,012,909.63/7,572.05
  6. Step 6: Final answer
    x = 3,567.45

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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.