Home / 2,500.92-3,449.03-1,615.79

Finding the Fourth Proportional to 2,500.92, 3,449.03 and 1,615.79

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Solution

The fourth proportional to 2,500.92, 3,449.03 and 1,615.79 is: 2,228.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.92 : 3,449.03 = 1,615.79 : x
  2. Step 2: Convert to fraction form
    2,500.92/3,449.03 = 1,615.79/x
  3. Step 3: Cross multiply
    2,500.92x = 3,449.03 × 1,615.79
  4. Step 4: Simplify right side
    2,500.92x = 5,572,908.73
  5. Step 5: Solve for x
    x = 5,572,908.73/2,500.92
  6. Step 6: Final answer
    x = 2,228.34

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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.