Home / 10,001.39-13,801.97-5,463.95

Finding the Fourth Proportional to 10,001.39, 13,801.97 and 5,463.95

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Solution

The fourth proportional to 10,001.39, 13,801.97 and 5,463.95 is: 7,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.39 : 13,801.97 = 5,463.95 : x
  2. Step 2: Convert to fraction form
    10,001.39/13,801.97 = 5,463.95/x
  3. Step 3: Cross multiply
    10,001.39x = 13,801.97 × 5,463.95
  4. Step 4: Simplify right side
    10,001.39x = 75,413,218.63
  5. Step 5: Solve for x
    x = 75,413,218.63/10,001.39
  6. Step 6: Final answer
    x = 7,540.28

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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.