Home / 9,997.12-14,998.20-4,152.52

Finding the Fourth Proportional to 9,997.12, 14,998.20 and 4,152.52

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Solution

The fourth proportional to 9,997.12, 14,998.20 and 4,152.52 is: 6,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.12 : 14,998.20 = 4,152.52 : x
  2. Step 2: Convert to fraction form
    9,997.12/14,998.20 = 4,152.52/x
  3. Step 3: Cross multiply
    9,997.12x = 14,998.20 × 4,152.52
  4. Step 4: Simplify right side
    9,997.12x = 62,280,325.46
  5. Step 5: Solve for x
    x = 62,280,325.46/9,997.12
  6. Step 6: Final answer
    x = 6,229.83

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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.