Home / 8,387.83-11,575.42-4,851.26

Finding the Fourth Proportional to 8,387.83, 11,575.42 and 4,851.26

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Solution

The fourth proportional to 8,387.83, 11,575.42 and 4,851.26 is: 6,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.83 : 11,575.42 = 4,851.26 : x
  2. Step 2: Convert to fraction form
    8,387.83/11,575.42 = 4,851.26/x
  3. Step 3: Cross multiply
    8,387.83x = 11,575.42 × 4,851.26
  4. Step 4: Simplify right side
    8,387.83x = 56,155,372.03
  5. Step 5: Solve for x
    x = 56,155,372.03/8,387.83
  6. Step 6: Final answer
    x = 6,694.86

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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.