Home / 9,419.89-14,132.92-3,875.85

Finding the Fourth Proportional to 9,419.89, 14,132.92 and 3,875.85

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Solution

The fourth proportional to 9,419.89, 14,132.92 and 3,875.85 is: 5,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.89 : 14,132.92 = 3,875.85 : x
  2. Step 2: Convert to fraction form
    9,419.89/14,132.92 = 3,875.85/x
  3. Step 3: Cross multiply
    9,419.89x = 14,132.92 × 3,875.85
  4. Step 4: Simplify right side
    9,419.89x = 54,776,997.63
  5. Step 5: Solve for x
    x = 54,776,997.63/9,419.89
  6. Step 6: Final answer
    x = 5,815.04

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1.5x scale

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.