Home / 9,177.72-13,767.42-2,937.48

Finding the Fourth Proportional to 9,177.72, 13,767.42 and 2,937.48

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Solution

The fourth proportional to 9,177.72, 13,767.42 and 2,937.48 is: 4,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.72 : 13,767.42 = 2,937.48 : x
  2. Step 2: Convert to fraction form
    9,177.72/13,767.42 = 2,937.48/x
  3. Step 3: Cross multiply
    9,177.72x = 13,767.42 × 2,937.48
  4. Step 4: Simplify right side
    9,177.72x = 40,441,520.90
  5. Step 5: Solve for x
    x = 40,441,520.90/9,177.72
  6. Step 6: Final answer
    x = 4,406.49

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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.