Home / 8,760.26-12,089.31-4,781.41

Finding the Fourth Proportional to 8,760.26, 12,089.31 and 4,781.41

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Solution

The fourth proportional to 8,760.26, 12,089.31 and 4,781.41 is: 6,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760.26 : 12,089.31 = 4,781.41 : x
  2. Step 2: Convert to fraction form
    8,760.26/12,089.31 = 4,781.41/x
  3. Step 3: Cross multiply
    8,760.26x = 12,089.31 × 4,781.41
  4. Step 4: Simplify right side
    8,760.26x = 57,803,947.73
  5. Step 5: Solve for x
    x = 57,803,947.73/8,760.26
  6. Step 6: Final answer
    x = 6,598.43

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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.