Home / 5,043.12-7,565.64-1,532.88

Finding the Fourth Proportional to 5,043.12, 7,565.64 and 1,532.88

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Solution

The fourth proportional to 5,043.12, 7,565.64 and 1,532.88 is: 2,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.12 : 7,565.64 = 1,532.88 : x
  2. Step 2: Convert to fraction form
    5,043.12/7,565.64 = 1,532.88/x
  3. Step 3: Cross multiply
    5,043.12x = 7,565.64 × 1,532.88
  4. Step 4: Simplify right side
    5,043.12x = 11,597,218.24
  5. Step 5: Solve for x
    x = 11,597,218.24/5,043.12
  6. Step 6: Final answer
    x = 2,299.61

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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.