Home / 8,545.10-12,824.85-4,166.30

Finding the Fourth Proportional to 8,545.10, 12,824.85 and 4,166.30

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Solution

The fourth proportional to 8,545.10, 12,824.85 and 4,166.30 is: 6,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.10 : 12,824.85 = 4,166.30 : x
  2. Step 2: Convert to fraction form
    8,545.10/12,824.85 = 4,166.30/x
  3. Step 3: Cross multiply
    8,545.10x = 12,824.85 × 4,166.30
  4. Step 4: Simplify right side
    8,545.10x = 53,432,172.56
  5. Step 5: Solve for x
    x = 53,432,172.56/8,545.10
  6. Step 6: Final answer
    x = 6,252.96

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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.