Home / 3,814.39-5,721.59-2,506.42

Finding the Fourth Proportional to 3,814.39, 5,721.59 and 2,506.42

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Solution

The fourth proportional to 3,814.39, 5,721.59 and 2,506.42 is: 3,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.39 : 5,721.59 = 2,506.42 : x
  2. Step 2: Convert to fraction form
    3,814.39/5,721.59 = 2,506.42/x
  3. Step 3: Cross multiply
    3,814.39x = 5,721.59 × 2,506.42
  4. Step 4: Simplify right side
    3,814.39x = 14,340,707.61
  5. Step 5: Solve for x
    x = 14,340,707.61/3,814.39
  6. Step 6: Final answer
    x = 3,759.63

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Double scale
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Similar ratio
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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.