Home / 9,529.80-13,151.82-5,753.90

Finding the Fourth Proportional to 9,529.80, 13,151.82 and 5,753.90

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Solution

The fourth proportional to 9,529.80, 13,151.82 and 5,753.90 is: 7,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.80 : 13,151.82 = 5,753.90 : x
  2. Step 2: Convert to fraction form
    9,529.80/13,151.82 = 5,753.90/x
  3. Step 3: Cross multiply
    9,529.80x = 13,151.82 × 5,753.90
  4. Step 4: Simplify right side
    9,529.80x = 75,674,257.10
  5. Step 5: Solve for x
    x = 75,674,257.10/9,529.80
  6. Step 6: Final answer
    x = 7,940.80

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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.