Home / 8,553.28-12,841.85-4,396.81

Finding the Fourth Proportional to 8,553.28, 12,841.85 and 4,396.81

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Solution

The fourth proportional to 8,553.28, 12,841.85 and 4,396.81 is: 6,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.28 : 12,841.85 = 4,396.81 : x
  2. Step 2: Convert to fraction form
    8,553.28/12,841.85 = 4,396.81/x
  3. Step 3: Cross multiply
    8,553.28x = 12,841.85 × 4,396.81
  4. Step 4: Simplify right side
    8,553.28x = 56,463,174.50
  5. Step 5: Solve for x
    x = 56,463,174.50/8,553.28
  6. Step 6: Final answer
    x = 6,601.35

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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.