Home / 7,575.28-11,355.02-4,452.73

Finding the Fourth Proportional to 7,575.28, 11,355.02 and 4,452.73

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Solution

The fourth proportional to 7,575.28, 11,355.02 and 4,452.73 is: 6,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.28 : 11,355.02 = 4,452.73 : x
  2. Step 2: Convert to fraction form
    7,575.28/11,355.02 = 4,452.73/x
  3. Step 3: Cross multiply
    7,575.28x = 11,355.02 × 4,452.73
  4. Step 4: Simplify right side
    7,575.28x = 50,560,838.20
  5. Step 5: Solve for x
    x = 50,560,838.20/7,575.28
  6. Step 6: Final answer
    x = 6,674.45

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Double scale
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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.