Home / 4,154.60-5,734.31-2,663.79

Finding the Fourth Proportional to 4,154.60, 5,734.31 and 2,663.79

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Solution

The fourth proportional to 4,154.60, 5,734.31 and 2,663.79 is: 3,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.60 : 5,734.31 = 2,663.79 : x
  2. Step 2: Convert to fraction form
    4,154.60/5,734.31 = 2,663.79/x
  3. Step 3: Cross multiply
    4,154.60x = 5,734.31 × 2,663.79
  4. Step 4: Simplify right side
    4,154.60x = 15,274,984.32
  5. Step 5: Solve for x
    x = 15,274,984.32/4,154.60
  6. Step 6: Final answer
    x = 3,676.65

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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.