Home / 8,372.61-12,555.96-2,447.91

Finding the Fourth Proportional to 8,372.61, 12,555.96 and 2,447.91

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Solution

The fourth proportional to 8,372.61, 12,555.96 and 2,447.91 is: 3,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.61 : 12,555.96 = 2,447.91 : x
  2. Step 2: Convert to fraction form
    8,372.61/12,555.96 = 2,447.91/x
  3. Step 3: Cross multiply
    8,372.61x = 12,555.96 × 2,447.91
  4. Step 4: Simplify right side
    8,372.61x = 30,735,860.04
  5. Step 5: Solve for x
    x = 30,735,860.04/8,372.61
  6. Step 6: Final answer
    x = 3,671.00

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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.