Home / 6,861.35-10,292.70-2,479.14

Finding the Fourth Proportional to 6,861.35, 10,292.70 and 2,479.14

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Solution

The fourth proportional to 6,861.35, 10,292.70 and 2,479.14 is: 3,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.35 : 10,292.70 = 2,479.14 : x
  2. Step 2: Convert to fraction form
    6,861.35/10,292.70 = 2,479.14/x
  3. Step 3: Cross multiply
    6,861.35x = 10,292.70 × 2,479.14
  4. Step 4: Simplify right side
    6,861.35x = 25,517,044.28
  5. Step 5: Solve for x
    x = 25,517,044.28/6,861.35
  6. Step 6: Final answer
    x = 3,718.95

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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.