Home / 4,306.50-5,941.45-2,815.28

Finding the Fourth Proportional to 4,306.50, 5,941.45 and 2,815.28

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Solution

The fourth proportional to 4,306.50, 5,941.45 and 2,815.28 is: 3,884.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.50 : 5,941.45 = 2,815.28 : x
  2. Step 2: Convert to fraction form
    4,306.50/5,941.45 = 2,815.28/x
  3. Step 3: Cross multiply
    4,306.50x = 5,941.45 × 2,815.28
  4. Step 4: Simplify right side
    4,306.50x = 16,726,845.36
  5. Step 5: Solve for x
    x = 16,726,845.36/4,306.50
  6. Step 6: Final answer
    x = 3,884.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.