Home / 10,236.94-14,126.40-5,760.88

Finding the Fourth Proportional to 10,236.94, 14,126.40 and 5,760.88

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Solution

The fourth proportional to 10,236.94, 14,126.40 and 5,760.88 is: 7,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.94 : 14,126.40 = 5,760.88 : x
  2. Step 2: Convert to fraction form
    10,236.94/14,126.40 = 5,760.88/x
  3. Step 3: Cross multiply
    10,236.94x = 14,126.40 × 5,760.88
  4. Step 4: Simplify right side
    10,236.94x = 81,380,495.23
  5. Step 5: Solve for x
    x = 81,380,495.23/10,236.94
  6. Step 6: Final answer
    x = 7,949.69

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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.