Home / 5,329.62-7,988.61-2,732.70

Finding the Fourth Proportional to 5,329.62, 7,988.61 and 2,732.70

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Solution

The fourth proportional to 5,329.62, 7,988.61 and 2,732.70 is: 4,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.62 : 7,988.61 = 2,732.70 : x
  2. Step 2: Convert to fraction form
    5,329.62/7,988.61 = 2,732.70/x
  3. Step 3: Cross multiply
    5,329.62x = 7,988.61 × 2,732.70
  4. Step 4: Simplify right side
    5,329.62x = 21,830,474.55
  5. Step 5: Solve for x
    x = 21,830,474.55/5,329.62
  6. Step 6: Final answer
    x = 4,096.07

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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.