Home / 4,833.45-7,251.29-1,911.78

Finding the Fourth Proportional to 4,833.45, 7,251.29 and 1,911.78

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Solution

The fourth proportional to 4,833.45, 7,251.29 and 1,911.78 is: 2,868.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,833.45 : 7,251.29 = 1,911.78 : x
  2. Step 2: Convert to fraction form
    4,833.45/7,251.29 = 1,911.78/x
  3. Step 3: Cross multiply
    4,833.45x = 7,251.29 × 1,911.78
  4. Step 4: Simplify right side
    4,833.45x = 13,862,871.20
  5. Step 5: Solve for x
    x = 13,862,871.20/4,833.45
  6. Step 6: Final answer
    x = 2,868.11

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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.