Home / 8,269.85-12,403.26-2,425.07

Finding the Fourth Proportional to 8,269.85, 12,403.26 and 2,425.07

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Solution

The fourth proportional to 8,269.85, 12,403.26 and 2,425.07 is: 3,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.85 : 12,403.26 = 2,425.07 : x
  2. Step 2: Convert to fraction form
    8,269.85/12,403.26 = 2,425.07/x
  3. Step 3: Cross multiply
    8,269.85x = 12,403.26 × 2,425.07
  4. Step 4: Simplify right side
    8,269.85x = 30,078,773.73
  5. Step 5: Solve for x
    x = 30,078,773.73/8,269.85
  6. Step 6: Final answer
    x = 3,637.16

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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.