Home / 7,551.86-11,330.22-3,168.14

Finding the Fourth Proportional to 7,551.86, 11,330.22 and 3,168.14

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Solution

The fourth proportional to 7,551.86, 11,330.22 and 3,168.14 is: 4,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.86 : 11,330.22 = 3,168.14 : x
  2. Step 2: Convert to fraction form
    7,551.86/11,330.22 = 3,168.14/x
  3. Step 3: Cross multiply
    7,551.86x = 11,330.22 × 3,168.14
  4. Step 4: Simplify right side
    7,551.86x = 35,895,723.19
  5. Step 5: Solve for x
    x = 35,895,723.19/7,551.86
  6. Step 6: Final answer
    x = 4,753.23

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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.