Home / 6,748.04-10,125.90-5,388.68

Finding the Fourth Proportional to 6,748.04, 10,125.90 and 5,388.68

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Solution

The fourth proportional to 6,748.04, 10,125.90 and 5,388.68 is: 8,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.04 : 10,125.90 = 5,388.68 : x
  2. Step 2: Convert to fraction form
    6,748.04/10,125.90 = 5,388.68/x
  3. Step 3: Cross multiply
    6,748.04x = 10,125.90 × 5,388.68
  4. Step 4: Simplify right side
    6,748.04x = 54,565,234.81
  5. Step 5: Solve for x
    x = 54,565,234.81/6,748.04
  6. Step 6: Final answer
    x = 8,086.09

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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.