Home / 9,171.28-13,755.64-2,598.16

Finding the Fourth Proportional to 9,171.28, 13,755.64 and 2,598.16

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Solution

The fourth proportional to 9,171.28, 13,755.64 and 2,598.16 is: 3,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.28 : 13,755.64 = 2,598.16 : x
  2. Step 2: Convert to fraction form
    9,171.28/13,755.64 = 2,598.16/x
  3. Step 3: Cross multiply
    9,171.28x = 13,755.64 × 2,598.16
  4. Step 4: Simplify right side
    9,171.28x = 35,739,353.62
  5. Step 5: Solve for x
    x = 35,739,353.62/9,171.28
  6. Step 6: Final answer
    x = 3,896.88

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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.