Home / 8,068.19-11,132.89-4,530.71

Finding the Fourth Proportional to 8,068.19, 11,132.89 and 4,530.71

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Solution

The fourth proportional to 8,068.19, 11,132.89 and 4,530.71 is: 6,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.19 : 11,132.89 = 4,530.71 : x
  2. Step 2: Convert to fraction form
    8,068.19/11,132.89 = 4,530.71/x
  3. Step 3: Cross multiply
    8,068.19x = 11,132.89 × 4,530.71
  4. Step 4: Simplify right side
    8,068.19x = 50,439,912.56
  5. Step 5: Solve for x
    x = 50,439,912.56/8,068.19
  6. Step 6: Final answer
    x = 6,251.71

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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.