Home / 8,013.69-11,043.14-6,127.41

Finding the Fourth Proportional to 8,013.69, 11,043.14 and 6,127.41

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Solution

The fourth proportional to 8,013.69, 11,043.14 and 6,127.41 is: 8,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.69 : 11,043.14 = 6,127.41 : x
  2. Step 2: Convert to fraction form
    8,013.69/11,043.14 = 6,127.41/x
  3. Step 3: Cross multiply
    8,013.69x = 11,043.14 × 6,127.41
  4. Step 4: Simplify right side
    8,013.69x = 67,665,846.47
  5. Step 5: Solve for x
    x = 67,665,846.47/8,013.69
  6. Step 6: Final answer
    x = 8,443.78

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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.