Home / 2,648.85-3,954.23-2,456.61

Finding the Fourth Proportional to 2,648.85, 3,954.23 and 2,456.61

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Solution

The fourth proportional to 2,648.85, 3,954.23 and 2,456.61 is: 3,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.85 : 3,954.23 = 2,456.61 : x
  2. Step 2: Convert to fraction form
    2,648.85/3,954.23 = 2,456.61/x
  3. Step 3: Cross multiply
    2,648.85x = 3,954.23 × 2,456.61
  4. Step 4: Simplify right side
    2,648.85x = 9,714,000.96
  5. Step 5: Solve for x
    x = 9,714,000.96/2,648.85
  6. Step 6: Final answer
    x = 3,667.25

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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.