Home / 9,503.17-13,115.07-5,471.20

Finding the Fourth Proportional to 9,503.17, 13,115.07 and 5,471.20

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Solution

The fourth proportional to 9,503.17, 13,115.07 and 5,471.20 is: 7,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.17 : 13,115.07 = 5,471.20 : x
  2. Step 2: Convert to fraction form
    9,503.17/13,115.07 = 5,471.20/x
  3. Step 3: Cross multiply
    9,503.17x = 13,115.07 × 5,471.20
  4. Step 4: Simplify right side
    9,503.17x = 71,755,170.98
  5. Step 5: Solve for x
    x = 71,755,170.98/9,503.17
  6. Step 6: Final answer
    x = 7,550.66

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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.