Home / 8,158.32-12,237.96-2,314.50

Finding the Fourth Proportional to 8,158.32, 12,237.96 and 2,314.50

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Solution

The fourth proportional to 8,158.32, 12,237.96 and 2,314.50 is: 3,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.32 : 12,237.96 = 2,314.50 : x
  2. Step 2: Convert to fraction form
    8,158.32/12,237.96 = 2,314.50/x
  3. Step 3: Cross multiply
    8,158.32x = 12,237.96 × 2,314.50
  4. Step 4: Simplify right side
    8,158.32x = 28,324,758.42
  5. Step 5: Solve for x
    x = 28,324,758.42/8,158.32
  6. Step 6: Final answer
    x = 3,471.89

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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.