Home / 10,073.25-15,109.88-3,917.25

Finding the Fourth Proportional to 10,073.25, 15,109.88 and 3,917.25

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Solution

The fourth proportional to 10,073.25, 15,109.88 and 3,917.25 is: 5,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.25 : 15,109.88 = 3,917.25 : x
  2. Step 2: Convert to fraction form
    10,073.25/15,109.88 = 3,917.25/x
  3. Step 3: Cross multiply
    10,073.25x = 15,109.88 × 3,917.25
  4. Step 4: Simplify right side
    10,073.25x = 59,189,157.84
  5. Step 5: Solve for x
    x = 59,189,157.84/10,073.25
  6. Step 6: Final answer
    x = 5,875.88

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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.