Home / 8,436.86-12,654.97-2,593.31

Finding the Fourth Proportional to 8,436.86, 12,654.97 and 2,593.31

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Solution

The fourth proportional to 8,436.86, 12,654.97 and 2,593.31 is: 3,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.86 : 12,654.97 = 2,593.31 : x
  2. Step 2: Convert to fraction form
    8,436.86/12,654.97 = 2,593.31/x
  3. Step 3: Cross multiply
    8,436.86x = 12,654.97 × 2,593.31
  4. Step 4: Simplify right side
    8,436.86x = 32,818,285.40
  5. Step 5: Solve for x
    x = 32,818,285.40/8,436.86
  6. Step 6: Final answer
    x = 3,889.87

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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.