Home / 10,107.92-15,159.96-3,444.72

Finding the Fourth Proportional to 10,107.92, 15,159.96 and 3,444.72

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Solution

The fourth proportional to 10,107.92, 15,159.96 and 3,444.72 is: 5,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.92 : 15,159.96 = 3,444.72 : x
  2. Step 2: Convert to fraction form
    10,107.92/15,159.96 = 3,444.72/x
  3. Step 3: Cross multiply
    10,107.92x = 15,159.96 × 3,444.72
  4. Step 4: Simplify right side
    10,107.92x = 52,221,817.41
  5. Step 5: Solve for x
    x = 52,221,817.41/10,107.92
  6. Step 6: Final answer
    x = 5,166.43

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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.