Home / 8,251.28-11,387.37-4,714.41

Finding the Fourth Proportional to 8,251.28, 11,387.37 and 4,714.41

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Solution

The fourth proportional to 8,251.28, 11,387.37 and 4,714.41 is: 6,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.28 : 11,387.37 = 4,714.41 : x
  2. Step 2: Convert to fraction form
    8,251.28/11,387.37 = 4,714.41/x
  3. Step 3: Cross multiply
    8,251.28x = 11,387.37 × 4,714.41
  4. Step 4: Simplify right side
    8,251.28x = 53,684,764.86
  5. Step 5: Solve for x
    x = 53,684,764.86/8,251.28
  6. Step 6: Final answer
    x = 6,506.24

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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.