Home / 8,276.64-11,422.32-4,550.88

Finding the Fourth Proportional to 8,276.64, 11,422.32 and 4,550.88

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Solution

The fourth proportional to 8,276.64, 11,422.32 and 4,550.88 is: 6,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.64 : 11,422.32 = 4,550.88 : x
  2. Step 2: Convert to fraction form
    8,276.64/11,422.32 = 4,550.88/x
  3. Step 3: Cross multiply
    8,276.64x = 11,422.32 × 4,550.88
  4. Step 4: Simplify right side
    8,276.64x = 51,981,607.64
  5. Step 5: Solve for x
    x = 51,981,607.64/8,276.64
  6. Step 6: Final answer
    x = 6,280.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.