Home / 2,743.60-4,084.40-2,727.40

Finding the Fourth Proportional to 2,743.60, 4,084.40 and 2,727.40

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Solution

The fourth proportional to 2,743.60, 4,084.40 and 2,727.40 is: 4,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.60 : 4,084.40 = 2,727.40 : x
  2. Step 2: Convert to fraction form
    2,743.60/4,084.40 = 2,727.40/x
  3. Step 3: Cross multiply
    2,743.60x = 4,084.40 × 2,727.40
  4. Step 4: Simplify right side
    2,743.60x = 11,139,792.56
  5. Step 5: Solve for x
    x = 11,139,792.56/2,743.60
  6. Step 6: Final answer
    x = 4,060.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.