Home / 9,175.55-13,768.79-3,332.61

Finding the Fourth Proportional to 9,175.55, 13,768.79 and 3,332.61

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Solution

The fourth proportional to 9,175.55, 13,768.79 and 3,332.61 is: 5,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175.55 : 13,768.79 = 3,332.61 : x
  2. Step 2: Convert to fraction form
    9,175.55/13,768.79 = 3,332.61/x
  3. Step 3: Cross multiply
    9,175.55x = 13,768.79 × 3,332.61
  4. Step 4: Simplify right side
    9,175.55x = 45,885,990.58
  5. Step 5: Solve for x
    x = 45,885,990.58/9,175.55
  6. Step 6: Final answer
    x = 5,000.90

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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.