Home / 8,396.46-12,594.96-2,553.12

Finding the Fourth Proportional to 8,396.46, 12,594.96 and 2,553.12

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Solution

The fourth proportional to 8,396.46, 12,594.96 and 2,553.12 is: 3,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.46 : 12,594.96 = 2,553.12 : x
  2. Step 2: Convert to fraction form
    8,396.46/12,594.96 = 2,553.12/x
  3. Step 3: Cross multiply
    8,396.46x = 12,594.96 × 2,553.12
  4. Step 4: Simplify right side
    8,396.46x = 32,156,444.28
  5. Step 5: Solve for x
    x = 32,156,444.28/8,396.46
  6. Step 6: Final answer
    x = 3,829.76

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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.