Home / 5,152.72-7,732.60-2,845.84

Finding the Fourth Proportional to 5,152.72, 7,732.60 and 2,845.84

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Solution

The fourth proportional to 5,152.72, 7,732.60 and 2,845.84 is: 4,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.72 : 7,732.60 = 2,845.84 : x
  2. Step 2: Convert to fraction form
    5,152.72/7,732.60 = 2,845.84/x
  3. Step 3: Cross multiply
    5,152.72x = 7,732.60 × 2,845.84
  4. Step 4: Simplify right side
    5,152.72x = 22,005,742.38
  5. Step 5: Solve for x
    x = 22,005,742.38/5,152.72
  6. Step 6: Final answer
    x = 4,270.70

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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.