Home / 6,748.68-10,117.62-3,937.18

Finding the Fourth Proportional to 6,748.68, 10,117.62 and 3,937.18

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Solution

The fourth proportional to 6,748.68, 10,117.62 and 3,937.18 is: 5,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.68 : 10,117.62 = 3,937.18 : x
  2. Step 2: Convert to fraction form
    6,748.68/10,117.62 = 3,937.18/x
  3. Step 3: Cross multiply
    6,748.68x = 10,117.62 × 3,937.18
  4. Step 4: Simplify right side
    6,748.68x = 39,834,891.11
  5. Step 5: Solve for x
    x = 39,834,891.11/6,748.68
  6. Step 6: Final answer
    x = 5,902.62

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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.