Home / 3,818.26-5,269.89-2,225.17

Finding the Fourth Proportional to 3,818.26, 5,269.89 and 2,225.17

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Solution

The fourth proportional to 3,818.26, 5,269.89 and 2,225.17 is: 3,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.26 : 5,269.89 = 2,225.17 : x
  2. Step 2: Convert to fraction form
    3,818.26/5,269.89 = 2,225.17/x
  3. Step 3: Cross multiply
    3,818.26x = 5,269.89 × 2,225.17
  4. Step 4: Simplify right side
    3,818.26x = 11,726,401.13
  5. Step 5: Solve for x
    x = 11,726,401.13/3,818.26
  6. Step 6: Final answer
    x = 3,071.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.