Home / 4,282.56-6,402.75-3,631.70

Finding the Fourth Proportional to 4,282.56, 6,402.75 and 3,631.70

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Solution

The fourth proportional to 4,282.56, 6,402.75 and 3,631.70 is: 5,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.56 : 6,402.75 = 3,631.70 : x
  2. Step 2: Convert to fraction form
    4,282.56/6,402.75 = 3,631.70/x
  3. Step 3: Cross multiply
    4,282.56x = 6,402.75 × 3,631.70
  4. Step 4: Simplify right side
    4,282.56x = 23,252,849.02
  5. Step 5: Solve for x
    x = 23,252,849.02/4,282.56
  6. Step 6: Final answer
    x = 5,429.66

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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.