Home / 4,743.70-7,115.55-2,551.30

Finding the Fourth Proportional to 4,743.70, 7,115.55 and 2,551.30

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Solution

The fourth proportional to 4,743.70, 7,115.55 and 2,551.30 is: 3,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.70 : 7,115.55 = 2,551.30 : x
  2. Step 2: Convert to fraction form
    4,743.70/7,115.55 = 2,551.30/x
  3. Step 3: Cross multiply
    4,743.70x = 7,115.55 × 2,551.30
  4. Step 4: Simplify right side
    4,743.70x = 18,153,902.72
  5. Step 5: Solve for x
    x = 18,153,902.72/4,743.70
  6. Step 6: Final answer
    x = 3,826.95

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Similar ratio
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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.