Home / 11,363.60-17,042.80-3,570.56

Finding the Fourth Proportional to 11,363.60, 17,042.80 and 3,570.56

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Solution

The fourth proportional to 11,363.60, 17,042.80 and 3,570.56 is: 5,355.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.60 : 17,042.80 = 3,570.56 : x
  2. Step 2: Convert to fraction form
    11,363.60/17,042.80 = 3,570.56/x
  3. Step 3: Cross multiply
    11,363.60x = 17,042.80 × 3,570.56
  4. Step 4: Simplify right side
    11,363.60x = 60,852,339.97
  5. Step 5: Solve for x
    x = 60,852,339.97/11,363.60
  6. Step 6: Final answer
    x = 5,355.02

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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.