Home / 3,821.34-5,269.95-2,494.56

Finding the Fourth Proportional to 3,821.34, 5,269.95 and 2,494.56

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Solution

The fourth proportional to 3,821.34, 5,269.95 and 2,494.56 is: 3,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.34 : 5,269.95 = 2,494.56 : x
  2. Step 2: Convert to fraction form
    3,821.34/5,269.95 = 2,494.56/x
  3. Step 3: Cross multiply
    3,821.34x = 5,269.95 × 2,494.56
  4. Step 4: Simplify right side
    3,821.34x = 13,146,206.47
  5. Step 5: Solve for x
    x = 13,146,206.47/3,821.34
  6. Step 6: Final answer
    x = 3,440.21

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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.