Home / 8,600.13-12,902.01-4,651.38

Finding the Fourth Proportional to 8,600.13, 12,902.01 and 4,651.38

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Solution

The fourth proportional to 8,600.13, 12,902.01 and 4,651.38 is: 6,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.13 : 12,902.01 = 4,651.38 : x
  2. Step 2: Convert to fraction form
    8,600.13/12,902.01 = 4,651.38/x
  3. Step 3: Cross multiply
    8,600.13x = 12,902.01 × 4,651.38
  4. Step 4: Simplify right side
    8,600.13x = 60,012,151.27
  5. Step 5: Solve for x
    x = 60,012,151.27/8,600.13
  6. Step 6: Final answer
    x = 6,978.05

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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.