Home / 9,169.95-13,755.03-2,929.91

Finding the Fourth Proportional to 9,169.95, 13,755.03 and 2,929.91

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Solution

The fourth proportional to 9,169.95, 13,755.03 and 2,929.91 is: 4,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.95 : 13,755.03 = 2,929.91 : x
  2. Step 2: Convert to fraction form
    9,169.95/13,755.03 = 2,929.91/x
  3. Step 3: Cross multiply
    9,169.95x = 13,755.03 × 2,929.91
  4. Step 4: Simplify right side
    9,169.95x = 40,301,027.01
  5. Step 5: Solve for x
    x = 40,301,027.01/9,169.95
  6. Step 6: Final answer
    x = 4,394.90

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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.