Home / 10,750.68-16,126.11-2,959.92

Finding the Fourth Proportional to 10,750.68, 16,126.11 and 2,959.92

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Solution

The fourth proportional to 10,750.68, 16,126.11 and 2,959.92 is: 4,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.68 : 16,126.11 = 2,959.92 : x
  2. Step 2: Convert to fraction form
    10,750.68/16,126.11 = 2,959.92/x
  3. Step 3: Cross multiply
    10,750.68x = 16,126.11 × 2,959.92
  4. Step 4: Simplify right side
    10,750.68x = 47,731,995.51
  5. Step 5: Solve for x
    x = 47,731,995.51/10,750.68
  6. Step 6: Final answer
    x = 4,439.90

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1.5x scale

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.