Home / 11,134.28-16,701.44-2,814.30

Finding the Fourth Proportional to 11,134.28, 16,701.44 and 2,814.30

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Solution

The fourth proportional to 11,134.28, 16,701.44 and 2,814.30 is: 4,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.28 : 16,701.44 = 2,814.30 : x
  2. Step 2: Convert to fraction form
    11,134.28/16,701.44 = 2,814.30/x
  3. Step 3: Cross multiply
    11,134.28x = 16,701.44 × 2,814.30
  4. Step 4: Simplify right side
    11,134.28x = 47,002,862.59
  5. Step 5: Solve for x
    x = 47,002,862.59/11,134.28
  6. Step 6: Final answer
    x = 4,221.46

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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.