Home / 2,408.28-3,323.04-1,360.20

Finding the Fourth Proportional to 2,408.28, 3,323.04 and 1,360.20

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Solution

The fourth proportional to 2,408.28, 3,323.04 and 1,360.20 is: 1,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.28 : 3,323.04 = 1,360.20 : x
  2. Step 2: Convert to fraction form
    2,408.28/3,323.04 = 1,360.20/x
  3. Step 3: Cross multiply
    2,408.28x = 3,323.04 × 1,360.20
  4. Step 4: Simplify right side
    2,408.28x = 4,519,999.01
  5. Step 5: Solve for x
    x = 4,519,999.01/2,408.28
  6. Step 6: Final answer
    x = 1,876.86

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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.