Home / 6,981.53-10,470.67-2,049.85

Finding the Fourth Proportional to 6,981.53, 10,470.67 and 2,049.85

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Solution

The fourth proportional to 6,981.53, 10,470.67 and 2,049.85 is: 3,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.53 : 10,470.67 = 2,049.85 : x
  2. Step 2: Convert to fraction form
    6,981.53/10,470.67 = 2,049.85/x
  3. Step 3: Cross multiply
    6,981.53x = 10,470.67 × 2,049.85
  4. Step 4: Simplify right side
    6,981.53x = 21,463,302.90
  5. Step 5: Solve for x
    x = 21,463,302.90/6,981.53
  6. Step 6: Final answer
    x = 3,074.30

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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.