Home / 5,523.52-8,275.56-4,920.88

Finding the Fourth Proportional to 5,523.52, 8,275.56 and 4,920.88

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Solution

The fourth proportional to 5,523.52, 8,275.56 and 4,920.88 is: 7,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.52 : 8,275.56 = 4,920.88 : x
  2. Step 2: Convert to fraction form
    5,523.52/8,275.56 = 4,920.88/x
  3. Step 3: Cross multiply
    5,523.52x = 8,275.56 × 4,920.88
  4. Step 4: Simplify right side
    5,523.52x = 40,723,037.69
  5. Step 5: Solve for x
    x = 40,723,037.69/5,523.52
  6. Step 6: Final answer
    x = 7,372.66

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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.