Home / 5,292.90-7,304.40-2,902.73

Finding the Fourth Proportional to 5,292.90, 7,304.40 and 2,902.73

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Solution

The fourth proportional to 5,292.90, 7,304.40 and 2,902.73 is: 4,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.90 : 7,304.40 = 2,902.73 : x
  2. Step 2: Convert to fraction form
    5,292.90/7,304.40 = 2,902.73/x
  3. Step 3: Cross multiply
    5,292.90x = 7,304.40 × 2,902.73
  4. Step 4: Simplify right side
    5,292.90x = 21,202,693.20
  5. Step 5: Solve for x
    x = 21,202,693.20/5,292.90
  6. Step 6: Final answer
    x = 4,005.87

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1.5x scale

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.