Home / 9,337.20-14,005.80-5,400.60

Finding the Fourth Proportional to 9,337.20, 14,005.80 and 5,400.60

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Solution

The fourth proportional to 9,337.20, 14,005.80 and 5,400.60 is: 8,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.20 : 14,005.80 = 5,400.60 : x
  2. Step 2: Convert to fraction form
    9,337.20/14,005.80 = 5,400.60/x
  3. Step 3: Cross multiply
    9,337.20x = 14,005.80 × 5,400.60
  4. Step 4: Simplify right side
    9,337.20x = 75,639,723.48
  5. Step 5: Solve for x
    x = 75,639,723.48/9,337.20
  6. Step 6: Final answer
    x = 8,100.90

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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.