Home / 6,749.53-9,310.34-5,255.08

Finding the Fourth Proportional to 6,749.53, 9,310.34 and 5,255.08

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Solution

The fourth proportional to 6,749.53, 9,310.34 and 5,255.08 is: 7,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.53 : 9,310.34 = 5,255.08 : x
  2. Step 2: Convert to fraction form
    6,749.53/9,310.34 = 5,255.08/x
  3. Step 3: Cross multiply
    6,749.53x = 9,310.34 × 5,255.08
  4. Step 4: Simplify right side
    6,749.53x = 48,926,508.70
  5. Step 5: Solve for x
    x = 48,926,508.70/6,749.53
  6. Step 6: Final answer
    x = 7,248.88

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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.