Home / 8,814.29-12,163.25-5,037.80

Finding the Fourth Proportional to 8,814.29, 12,163.25 and 5,037.80

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Solution

The fourth proportional to 8,814.29, 12,163.25 and 5,037.80 is: 6,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.29 : 12,163.25 = 5,037.80 : x
  2. Step 2: Convert to fraction form
    8,814.29/12,163.25 = 5,037.80/x
  3. Step 3: Cross multiply
    8,814.29x = 12,163.25 × 5,037.80
  4. Step 4: Simplify right side
    8,814.29x = 61,275,995.66
  5. Step 5: Solve for x
    x = 61,275,995.66/8,814.29
  6. Step 6: Final answer
    x = 6,951.89

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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.