Home / 9,081.39-12,532.26-5,102.85

Finding the Fourth Proportional to 9,081.39, 12,532.26 and 5,102.85

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Solution

The fourth proportional to 9,081.39, 12,532.26 and 5,102.85 is: 7,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.39 : 12,532.26 = 5,102.85 : x
  2. Step 2: Convert to fraction form
    9,081.39/12,532.26 = 5,102.85/x
  3. Step 3: Cross multiply
    9,081.39x = 12,532.26 × 5,102.85
  4. Step 4: Simplify right side
    9,081.39x = 63,950,242.94
  5. Step 5: Solve for x
    x = 63,950,242.94/9,081.39
  6. Step 6: Final answer
    x = 7,041.90

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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.