Home / 4,817.38-6,648.02-2,721.55

Finding the Fourth Proportional to 4,817.38, 6,648.02 and 2,721.55

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Solution

The fourth proportional to 4,817.38, 6,648.02 and 2,721.55 is: 3,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.38 : 6,648.02 = 2,721.55 : x
  2. Step 2: Convert to fraction form
    4,817.38/6,648.02 = 2,721.55/x
  3. Step 3: Cross multiply
    4,817.38x = 6,648.02 × 2,721.55
  4. Step 4: Simplify right side
    4,817.38x = 18,092,918.83
  5. Step 5: Solve for x
    x = 18,092,918.83/4,817.38
  6. Step 6: Final answer
    x = 3,755.76

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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.