Home / 7,773.08-11,652.98-3,387.29

Finding the Fourth Proportional to 7,773.08, 11,652.98 and 3,387.29

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Solution

The fourth proportional to 7,773.08, 11,652.98 and 3,387.29 is: 5,078.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773.08 : 11,652.98 = 3,387.29 : x
  2. Step 2: Convert to fraction form
    7,773.08/11,652.98 = 3,387.29/x
  3. Step 3: Cross multiply
    7,773.08x = 11,652.98 × 3,387.29
  4. Step 4: Simplify right side
    7,773.08x = 39,471,947.42
  5. Step 5: Solve for x
    x = 39,471,947.42/7,773.08
  6. Step 6: Final answer
    x = 5,078.04

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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.