Home / 2,902.80-4,350.56-2,669.52

Finding the Fourth Proportional to 2,902.80, 4,350.56 and 2,669.52

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Solution

The fourth proportional to 2,902.80, 4,350.56 and 2,669.52 is: 4,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.80 : 4,350.56 = 2,669.52 : x
  2. Step 2: Convert to fraction form
    2,902.80/4,350.56 = 2,669.52/x
  3. Step 3: Cross multiply
    2,902.80x = 4,350.56 × 2,669.52
  4. Step 4: Simplify right side
    2,902.80x = 11,613,893.58
  5. Step 5: Solve for x
    x = 11,613,893.58/2,902.80
  6. Step 6: Final answer
    x = 4,000.93

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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.