Home / 10,042.46-15,063.84-3,805.36

Finding the Fourth Proportional to 10,042.46, 15,063.84 and 3,805.36

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Solution

The fourth proportional to 10,042.46, 15,063.84 and 3,805.36 is: 5,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.46 : 15,063.84 = 3,805.36 : x
  2. Step 2: Convert to fraction form
    10,042.46/15,063.84 = 3,805.36/x
  3. Step 3: Cross multiply
    10,042.46x = 15,063.84 × 3,805.36
  4. Step 4: Simplify right side
    10,042.46x = 57,323,334.18
  5. Step 5: Solve for x
    x = 57,323,334.18/10,042.46
  6. Step 6: Final answer
    x = 5,708.10

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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.