Home / 9,130.56-13,687.20-4,508.16

Finding the Fourth Proportional to 9,130.56, 13,687.20 and 4,508.16

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Solution

The fourth proportional to 9,130.56, 13,687.20 and 4,508.16 is: 6,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.56 : 13,687.20 = 4,508.16 : x
  2. Step 2: Convert to fraction form
    9,130.56/13,687.20 = 4,508.16/x
  3. Step 3: Cross multiply
    9,130.56x = 13,687.20 × 4,508.16
  4. Step 4: Simplify right side
    9,130.56x = 61,704,087.55
  5. Step 5: Solve for x
    x = 61,704,087.55/9,130.56
  6. Step 6: Final answer
    x = 6,757.97

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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.