Home / 10,126.53-15,182.58-3,881.26

Finding the Fourth Proportional to 10,126.53, 15,182.58 and 3,881.26

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Solution

The fourth proportional to 10,126.53, 15,182.58 and 3,881.26 is: 5,819.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.53 : 15,182.58 = 3,881.26 : x
  2. Step 2: Convert to fraction form
    10,126.53/15,182.58 = 3,881.26/x
  3. Step 3: Cross multiply
    10,126.53x = 15,182.58 × 3,881.26
  4. Step 4: Simplify right side
    10,126.53x = 58,927,540.45
  5. Step 5: Solve for x
    x = 58,927,540.45/10,126.53
  6. Step 6: Final answer
    x = 5,819.12

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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.