Home / 8,376.68-12,557.34-3,757.16

Finding the Fourth Proportional to 8,376.68, 12,557.34 and 3,757.16

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Solution

The fourth proportional to 8,376.68, 12,557.34 and 3,757.16 is: 5,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.68 : 12,557.34 = 3,757.16 : x
  2. Step 2: Convert to fraction form
    8,376.68/12,557.34 = 3,757.16/x
  3. Step 3: Cross multiply
    8,376.68x = 12,557.34 × 3,757.16
  4. Step 4: Simplify right side
    8,376.68x = 47,179,935.55
  5. Step 5: Solve for x
    x = 47,179,935.55/8,376.68
  6. Step 6: Final answer
    x = 5,632.30

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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.