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Finding the Fourth Proportional to 2,469.96, 3,411.54 and 1,952.84

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Solution

The fourth proportional to 2,469.96, 3,411.54 and 1,952.84 is: 2,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.96 : 3,411.54 = 1,952.84 : x
  2. Step 2: Convert to fraction form
    2,469.96/3,411.54 = 1,952.84/x
  3. Step 3: Cross multiply
    2,469.96x = 3,411.54 × 1,952.84
  4. Step 4: Simplify right side
    2,469.96x = 6,662,191.77
  5. Step 5: Solve for x
    x = 6,662,191.77/2,469.96
  6. Step 6: Final answer
    x = 2,697.29

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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.