Home / 7,046.39-9,724.00-3,902.58

Finding the Fourth Proportional to 7,046.39, 9,724.00 and 3,902.58

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Solution

The fourth proportional to 7,046.39, 9,724.00 and 3,902.58 is: 5,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,046.39 : 9,724.00 = 3,902.58 : x
  2. Step 2: Convert to fraction form
    7,046.39/9,724.00 = 3,902.58/x
  3. Step 3: Cross multiply
    7,046.39x = 9,724.00 × 3,902.58
  4. Step 4: Simplify right side
    7,046.39x = 37,948,685.48
  5. Step 5: Solve for x
    x = 37,948,685.48/7,046.39
  6. Step 6: Final answer
    x = 5,385.55

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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.