Home / 8,468.26-12,700.56-2,623.57

Finding the Fourth Proportional to 8,468.26, 12,700.56 and 2,623.57

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Solution

The fourth proportional to 8,468.26, 12,700.56 and 2,623.57 is: 3,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.26 : 12,700.56 = 2,623.57 : x
  2. Step 2: Convert to fraction form
    8,468.26/12,700.56 = 2,623.57/x
  3. Step 3: Cross multiply
    8,468.26x = 12,700.56 × 2,623.57
  4. Step 4: Simplify right side
    8,468.26x = 33,320,808.20
  5. Step 5: Solve for x
    x = 33,320,808.20/8,468.26
  6. Step 6: Final answer
    x = 3,934.79

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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.