Home / 2,877.20-4,306.80-1,833.56

Finding the Fourth Proportional to 2,877.20, 4,306.80 and 1,833.56

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Solution

The fourth proportional to 2,877.20, 4,306.80 and 1,833.56 is: 2,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.20 : 4,306.80 = 1,833.56 : x
  2. Step 2: Convert to fraction form
    2,877.20/4,306.80 = 1,833.56/x
  3. Step 3: Cross multiply
    2,877.20x = 4,306.80 × 1,833.56
  4. Step 4: Simplify right side
    2,877.20x = 7,896,776.21
  5. Step 5: Solve for x
    x = 7,896,776.21/2,877.20
  6. Step 6: Final answer
    x = 2,744.60

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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.