Home / 7,704.13-10,631.68-4,167.34

Finding the Fourth Proportional to 7,704.13, 10,631.68 and 4,167.34

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Solution

The fourth proportional to 7,704.13, 10,631.68 and 4,167.34 is: 5,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.13 : 10,631.68 = 4,167.34 : x
  2. Step 2: Convert to fraction form
    7,704.13/10,631.68 = 4,167.34/x
  3. Step 3: Cross multiply
    7,704.13x = 10,631.68 × 4,167.34
  4. Step 4: Simplify right side
    7,704.13x = 44,305,772.17
  5. Step 5: Solve for x
    x = 44,305,772.17/7,704.13
  6. Step 6: Final answer
    x = 5,750.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.