Home / 8,732.64-12,047.92-5,862.07

Finding the Fourth Proportional to 8,732.64, 12,047.92 and 5,862.07

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Solution

The fourth proportional to 8,732.64, 12,047.92 and 5,862.07 is: 8,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.64 : 12,047.92 = 5,862.07 : x
  2. Step 2: Convert to fraction form
    8,732.64/12,047.92 = 5,862.07/x
  3. Step 3: Cross multiply
    8,732.64x = 12,047.92 × 5,862.07
  4. Step 4: Simplify right side
    8,732.64x = 70,625,705.62
  5. Step 5: Solve for x
    x = 70,625,705.62/8,732.64
  6. Step 6: Final answer
    x = 8,087.55

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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.