Home / 3,013.60-4,520.76-1,282

Finding the Fourth Proportional to 3,013.60, 4,520.76 and 1,282

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Solution

The fourth proportional to 3,013.60, 4,520.76 and 1,282 is: 1,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.60 : 4,520.76 = 1,282 : x
  2. Step 2: Convert to fraction form
    3,013.60/4,520.76 = 1,282/x
  3. Step 3: Cross multiply
    3,013.60x = 4,520.76 × 1,282
  4. Step 4: Simplify right side
    3,013.60x = 5,795,614.32
  5. Step 5: Solve for x
    x = 5,795,614.32/3,013.60
  6. Step 6: Final answer
    x = 1,923.15

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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.