Home / 10,305.38-14,221.42-5,829.03

Finding the Fourth Proportional to 10,305.38, 14,221.42 and 5,829.03

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Solution

The fourth proportional to 10,305.38, 14,221.42 and 5,829.03 is: 8,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.38 : 14,221.42 = 5,829.03 : x
  2. Step 2: Convert to fraction form
    10,305.38/14,221.42 = 5,829.03/x
  3. Step 3: Cross multiply
    10,305.38x = 14,221.42 × 5,829.03
  4. Step 4: Simplify right side
    10,305.38x = 82,897,076.54
  5. Step 5: Solve for x
    x = 82,897,076.54/10,305.38
  6. Step 6: Final answer
    x = 8,044.06

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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.