Home / 11,552.18-15,942-6,247.01

Finding the Fourth Proportional to 11,552.18, 15,942 and 6,247.01

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Solution

The fourth proportional to 11,552.18, 15,942 and 6,247.01 is: 8,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.18 : 15,942 = 6,247.01 : x
  2. Step 2: Convert to fraction form
    11,552.18/15,942 = 6,247.01/x
  3. Step 3: Cross multiply
    11,552.18x = 15,942 × 6,247.01
  4. Step 4: Simplify right side
    11,552.18x = 99,589,833.42
  5. Step 5: Solve for x
    x = 99,589,833.42/11,552.18
  6. Step 6: Final answer
    x = 8,620.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.