Home / 8,932.05-12,327.18-5,395.17

Finding the Fourth Proportional to 8,932.05, 12,327.18 and 5,395.17

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Solution

The fourth proportional to 8,932.05, 12,327.18 and 5,395.17 is: 7,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.05 : 12,327.18 = 5,395.17 : x
  2. Step 2: Convert to fraction form
    8,932.05/12,327.18 = 5,395.17/x
  3. Step 3: Cross multiply
    8,932.05x = 12,327.18 × 5,395.17
  4. Step 4: Simplify right side
    8,932.05x = 66,507,231.72
  5. Step 5: Solve for x
    x = 66,507,231.72/8,932.05
  6. Step 6: Final answer
    x = 7,445.91

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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.