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Finding the Fourth Proportional to 4,995.35, 7,493.03 and 2,072.87

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Solution

The fourth proportional to 4,995.35, 7,493.03 and 2,072.87 is: 3,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.35 : 7,493.03 = 2,072.87 : x
  2. Step 2: Convert to fraction form
    4,995.35/7,493.03 = 2,072.87/x
  3. Step 3: Cross multiply
    4,995.35x = 7,493.03 × 2,072.87
  4. Step 4: Simplify right side
    4,995.35x = 15,532,077.10
  5. Step 5: Solve for x
    x = 15,532,077.10/4,995.35
  6. Step 6: Final answer
    x = 3,109.31

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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.