Home / 8,432.41-12,648.98-2,589.25

Finding the Fourth Proportional to 8,432.41, 12,648.98 and 2,589.25

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Solution

The fourth proportional to 8,432.41, 12,648.98 and 2,589.25 is: 3,883.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.41 : 12,648.98 = 2,589.25 : x
  2. Step 2: Convert to fraction form
    8,432.41/12,648.98 = 2,589.25/x
  3. Step 3: Cross multiply
    8,432.41x = 12,648.98 × 2,589.25
  4. Step 4: Simplify right side
    8,432.41x = 32,751,371.47
  5. Step 5: Solve for x
    x = 32,751,371.47/8,432.41
  6. Step 6: Final answer
    x = 3,883.99

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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.