Home / 8,545.68-12,824.43-2,999.04

Finding the Fourth Proportional to 8,545.68, 12,824.43 and 2,999.04

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Solution

The fourth proportional to 8,545.68, 12,824.43 and 2,999.04 is: 4,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.68 : 12,824.43 = 2,999.04 : x
  2. Step 2: Convert to fraction form
    8,545.68/12,824.43 = 2,999.04/x
  3. Step 3: Cross multiply
    8,545.68x = 12,824.43 × 2,999.04
  4. Step 4: Simplify right side
    8,545.68x = 38,460,978.55
  5. Step 5: Solve for x
    x = 38,460,978.55/8,545.68
  6. Step 6: Final answer
    x = 4,500.63

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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.