Home / 9,179.92-13,731-6,225.04

Finding the Fourth Proportional to 9,179.92, 13,731 and 6,225.04

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Solution

The fourth proportional to 9,179.92, 13,731 and 6,225.04 is: 9,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.92 : 13,731 = 6,225.04 : x
  2. Step 2: Convert to fraction form
    9,179.92/13,731 = 6,225.04/x
  3. Step 3: Cross multiply
    9,179.92x = 13,731 × 6,225.04
  4. Step 4: Simplify right side
    9,179.92x = 85,476,024.24
  5. Step 5: Solve for x
    x = 85,476,024.24/9,179.92
  6. Step 6: Final answer
    x = 9,311.19

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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.