Home / 6,748.73-10,123.10-3,459.72

Finding the Fourth Proportional to 6,748.73, 10,123.10 and 3,459.72

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Solution

The fourth proportional to 6,748.73, 10,123.10 and 3,459.72 is: 5,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.73 : 10,123.10 = 3,459.72 : x
  2. Step 2: Convert to fraction form
    6,748.73/10,123.10 = 3,459.72/x
  3. Step 3: Cross multiply
    6,748.73x = 10,123.10 × 3,459.72
  4. Step 4: Simplify right side
    6,748.73x = 35,023,112.20
  5. Step 5: Solve for x
    x = 35,023,112.20/6,748.73
  6. Step 6: Final answer
    x = 5,189.59

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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.