Home / 11,078.28-15,287.97-6,042.41

Finding the Fourth Proportional to 11,078.28, 15,287.97 and 6,042.41

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Solution

The fourth proportional to 11,078.28, 15,287.97 and 6,042.41 is: 8,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.28 : 15,287.97 = 6,042.41 : x
  2. Step 2: Convert to fraction form
    11,078.28/15,287.97 = 6,042.41/x
  3. Step 3: Cross multiply
    11,078.28x = 15,287.97 × 6,042.41
  4. Step 4: Simplify right side
    11,078.28x = 92,376,182.81
  5. Step 5: Solve for x
    x = 92,376,182.81/11,078.28
  6. Step 6: Final answer
    x = 8,338.50

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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.