Home / 6,748.99-10,123.40-2,306.61

Finding the Fourth Proportional to 6,748.99, 10,123.40 and 2,306.61

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Solution

The fourth proportional to 6,748.99, 10,123.40 and 2,306.61 is: 3,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.99 : 10,123.40 = 2,306.61 : x
  2. Step 2: Convert to fraction form
    6,748.99/10,123.40 = 2,306.61/x
  3. Step 3: Cross multiply
    6,748.99x = 10,123.40 × 2,306.61
  4. Step 4: Simplify right side
    6,748.99x = 23,350,741.44
  5. Step 5: Solve for x
    x = 23,350,741.44/6,748.99
  6. Step 6: Final answer
    x = 3,459.89

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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.