Home / 9,087.57-13,620.56-5,392.53

Finding the Fourth Proportional to 9,087.57, 13,620.56 and 5,392.53

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Solution

The fourth proportional to 9,087.57, 13,620.56 and 5,392.53 is: 8,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.57 : 13,620.56 = 5,392.53 : x
  2. Step 2: Convert to fraction form
    9,087.57/13,620.56 = 5,392.53/x
  3. Step 3: Cross multiply
    9,087.57x = 13,620.56 × 5,392.53
  4. Step 4: Simplify right side
    9,087.57x = 73,449,251.45
  5. Step 5: Solve for x
    x = 73,449,251.45/9,087.57
  6. Step 6: Final answer
    x = 8,082.39

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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.