Home / 4,287.60-6,426.54-2,723.76

Finding the Fourth Proportional to 4,287.60, 6,426.54 and 2,723.76

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Solution

The fourth proportional to 4,287.60, 6,426.54 and 2,723.76 is: 4,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.60 : 6,426.54 = 2,723.76 : x
  2. Step 2: Convert to fraction form
    4,287.60/6,426.54 = 2,723.76/x
  3. Step 3: Cross multiply
    4,287.60x = 6,426.54 × 2,723.76
  4. Step 4: Simplify right side
    4,287.60x = 17,504,352.59
  5. Step 5: Solve for x
    x = 17,504,352.59/4,287.60
  6. Step 6: Final answer
    x = 4,082.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.