Home / 9,327.20-13,990.92-2,753.48

Finding the Fourth Proportional to 9,327.20, 13,990.92 and 2,753.48

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Solution

The fourth proportional to 9,327.20, 13,990.92 and 2,753.48 is: 4,130.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.20 : 13,990.92 = 2,753.48 : x
  2. Step 2: Convert to fraction form
    9,327.20/13,990.92 = 2,753.48/x
  3. Step 3: Cross multiply
    9,327.20x = 13,990.92 × 2,753.48
  4. Step 4: Simplify right side
    9,327.20x = 38,523,718.40
  5. Step 5: Solve for x
    x = 38,523,718.40/9,327.20
  6. Step 6: Final answer
    x = 4,130.26

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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.