Home / 10,135.54-15,206.82-3,562.66

Finding the Fourth Proportional to 10,135.54, 15,206.82 and 3,562.66

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Solution

The fourth proportional to 10,135.54, 15,206.82 and 3,562.66 is: 5,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.54 : 15,206.82 = 3,562.66 : x
  2. Step 2: Convert to fraction form
    10,135.54/15,206.82 = 3,562.66/x
  3. Step 3: Cross multiply
    10,135.54x = 15,206.82 × 3,562.66
  4. Step 4: Simplify right side
    10,135.54x = 54,176,729.34
  5. Step 5: Solve for x
    x = 54,176,729.34/10,135.54
  6. Step 6: Final answer
    x = 5,345.22

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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.