Home / 11,572.08-17,356.50-3,780.96

Finding the Fourth Proportional to 11,572.08, 17,356.50 and 3,780.96

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Solution

The fourth proportional to 11,572.08, 17,356.50 and 3,780.96 is: 5,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.08 : 17,356.50 = 3,780.96 : x
  2. Step 2: Convert to fraction form
    11,572.08/17,356.50 = 3,780.96/x
  3. Step 3: Cross multiply
    11,572.08x = 17,356.50 × 3,780.96
  4. Step 4: Simplify right side
    11,572.08x = 65,624,232.24
  5. Step 5: Solve for x
    x = 65,624,232.24/11,572.08
  6. Step 6: Final answer
    x = 5,670.91

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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.