Home / 10,407.80-15,604.40-3,833.14

Finding the Fourth Proportional to 10,407.80, 15,604.40 and 3,833.14

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Solution

The fourth proportional to 10,407.80, 15,604.40 and 3,833.14 is: 5,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407.80 : 15,604.40 = 3,833.14 : x
  2. Step 2: Convert to fraction form
    10,407.80/15,604.40 = 3,833.14/x
  3. Step 3: Cross multiply
    10,407.80x = 15,604.40 × 3,833.14
  4. Step 4: Simplify right side
    10,407.80x = 59,813,849.82
  5. Step 5: Solve for x
    x = 59,813,849.82/10,407.80
  6. Step 6: Final answer
    x = 5,747.02

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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.