Home / 11,562.77-17,348.49-6,885.47

Finding the Fourth Proportional to 11,562.77, 17,348.49 and 6,885.47

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Solution

The fourth proportional to 11,562.77, 17,348.49 and 6,885.47 is: 10,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.77 : 17,348.49 = 6,885.47 : x
  2. Step 2: Convert to fraction form
    11,562.77/17,348.49 = 6,885.47/x
  3. Step 3: Cross multiply
    11,562.77x = 17,348.49 × 6,885.47
  4. Step 4: Simplify right side
    11,562.77x = 119,452,420.70
  5. Step 5: Solve for x
    x = 119,452,420.70/11,562.77
  6. Step 6: Final answer
    x = 10,330.78

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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.