Home / 11,542.97-15,929.25-6,237.77

Finding the Fourth Proportional to 11,542.97, 15,929.25 and 6,237.77

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Solution

The fourth proportional to 11,542.97, 15,929.25 and 6,237.77 is: 8,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.97 : 15,929.25 = 6,237.77 : x
  2. Step 2: Convert to fraction form
    11,542.97/15,929.25 = 6,237.77/x
  3. Step 3: Cross multiply
    11,542.97x = 15,929.25 × 6,237.77
  4. Step 4: Simplify right side
    11,542.97x = 99,363,037.60
  5. Step 5: Solve for x
    x = 99,363,037.60/11,542.97
  6. Step 6: Final answer
    x = 8,608.10

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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.