Home / 11,258.55-16,876.48-5,411.97

Finding the Fourth Proportional to 11,258.55, 16,876.48 and 5,411.97

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Solution

The fourth proportional to 11,258.55, 16,876.48 and 5,411.97 is: 8,112.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.55 : 16,876.48 = 5,411.97 : x
  2. Step 2: Convert to fraction form
    11,258.55/16,876.48 = 5,411.97/x
  3. Step 3: Cross multiply
    11,258.55x = 16,876.48 × 5,411.97
  4. Step 4: Simplify right side
    11,258.55x = 91,335,003.47
  5. Step 5: Solve for x
    x = 91,335,003.47/11,258.55
  6. Step 6: Final answer
    x = 8,112.50

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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.