Home / 3,255.80-4,493.02-1,763.72

Finding the Fourth Proportional to 3,255.80, 4,493.02 and 1,763.72

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Solution

The fourth proportional to 3,255.80, 4,493.02 and 1,763.72 is: 2,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.80 : 4,493.02 = 1,763.72 : x
  2. Step 2: Convert to fraction form
    3,255.80/4,493.02 = 1,763.72/x
  3. Step 3: Cross multiply
    3,255.80x = 4,493.02 × 1,763.72
  4. Step 4: Simplify right side
    3,255.80x = 7,924,397.95
  5. Step 5: Solve for x
    x = 7,924,397.95/3,255.80
  6. Step 6: Final answer
    x = 2,433.93

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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.