Home / 8,281.23-12,414.87-3,597.72

Finding the Fourth Proportional to 8,281.23, 12,414.87 and 3,597.72

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Solution

The fourth proportional to 8,281.23, 12,414.87 and 3,597.72 is: 5,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.23 : 12,414.87 = 3,597.72 : x
  2. Step 2: Convert to fraction form
    8,281.23/12,414.87 = 3,597.72/x
  3. Step 3: Cross multiply
    8,281.23x = 12,414.87 × 3,597.72
  4. Step 4: Simplify right side
    8,281.23x = 44,665,226.10
  5. Step 5: Solve for x
    x = 44,665,226.10/8,281.23
  6. Step 6: Final answer
    x = 5,393.55

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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.