Home / 3,505.43-5,282.27-2,902.70

Finding the Fourth Proportional to 3,505.43, 5,282.27 and 2,902.70

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Solution

The fourth proportional to 3,505.43, 5,282.27 and 2,902.70 is: 4,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.43 : 5,282.27 = 2,902.70 : x
  2. Step 2: Convert to fraction form
    3,505.43/5,282.27 = 2,902.70/x
  3. Step 3: Cross multiply
    3,505.43x = 5,282.27 × 2,902.70
  4. Step 4: Simplify right side
    3,505.43x = 15,332,845.13
  5. Step 5: Solve for x
    x = 15,332,845.13/3,505.43
  6. Step 6: Final answer
    x = 4,374.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.