Home / 9,096.42-12,551.18-5,318.85

Finding the Fourth Proportional to 9,096.42, 12,551.18 and 5,318.85

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Solution

The fourth proportional to 9,096.42, 12,551.18 and 5,318.85 is: 7,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,096.42 : 12,551.18 = 5,318.85 : x
  2. Step 2: Convert to fraction form
    9,096.42/12,551.18 = 5,318.85/x
  3. Step 3: Cross multiply
    9,096.42x = 12,551.18 × 5,318.85
  4. Step 4: Simplify right side
    9,096.42x = 66,757,817.15
  5. Step 5: Solve for x
    x = 66,757,817.15/9,096.42
  6. Step 6: Final answer
    x = 7,338.91

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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.