Home / 8,862.87-13,294.78-3,597.11

Finding the Fourth Proportional to 8,862.87, 13,294.78 and 3,597.11

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Solution

The fourth proportional to 8,862.87, 13,294.78 and 3,597.11 is: 5,395.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.87 : 13,294.78 = 3,597.11 : x
  2. Step 2: Convert to fraction form
    8,862.87/13,294.78 = 3,597.11/x
  3. Step 3: Cross multiply
    8,862.87x = 13,294.78 × 3,597.11
  4. Step 4: Simplify right side
    8,862.87x = 47,822,780.71
  5. Step 5: Solve for x
    x = 47,822,780.71/8,862.87
  6. Step 6: Final answer
    x = 5,395.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.