Home / 12,452.68-17,184.90-6,863.72

Finding the Fourth Proportional to 12,452.68, 17,184.90 and 6,863.72

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Solution

The fourth proportional to 12,452.68, 17,184.90 and 6,863.72 is: 9,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.68 : 17,184.90 = 6,863.72 : x
  2. Step 2: Convert to fraction form
    12,452.68/17,184.90 = 6,863.72/x
  3. Step 3: Cross multiply
    12,452.68x = 17,184.90 × 6,863.72
  4. Step 4: Simplify right side
    12,452.68x = 117,952,341.83
  5. Step 5: Solve for x
    x = 117,952,341.83/12,452.68
  6. Step 6: Final answer
    x = 9,472.04

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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.