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Finding the Fourth Proportional to 2,902.62, 4,004.92 and 1,723.04

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Solution

The fourth proportional to 2,902.62, 4,004.92 and 1,723.04 is: 2,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.62 : 4,004.92 = 1,723.04 : x
  2. Step 2: Convert to fraction form
    2,902.62/4,004.92 = 1,723.04/x
  3. Step 3: Cross multiply
    2,902.62x = 4,004.92 × 1,723.04
  4. Step 4: Simplify right side
    2,902.62x = 6,900,637.36
  5. Step 5: Solve for x
    x = 6,900,637.36/2,902.62
  6. Step 6: Final answer
    x = 2,377.38

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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.