Home / 10,126.11-13,973.64-5,876.96

Finding the Fourth Proportional to 10,126.11, 13,973.64 and 5,876.96

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Solution

The fourth proportional to 10,126.11, 13,973.64 and 5,876.96 is: 8,109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.11 : 13,973.64 = 5,876.96 : x
  2. Step 2: Convert to fraction form
    10,126.11/13,973.64 = 5,876.96/x
  3. Step 3: Cross multiply
    10,126.11x = 13,973.64 × 5,876.96
  4. Step 4: Simplify right side
    10,126.11x = 82,122,453.47
  5. Step 5: Solve for x
    x = 82,122,453.47/10,126.11
  6. Step 6: Final answer
    x = 8,109.97

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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.