Home / 3,290.16-4,535.30-2,449.53

Finding the Fourth Proportional to 3,290.16, 4,535.30 and 2,449.53

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Solution

The fourth proportional to 3,290.16, 4,535.30 and 2,449.53 is: 3,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.16 : 4,535.30 = 2,449.53 : x
  2. Step 2: Convert to fraction form
    3,290.16/4,535.30 = 2,449.53/x
  3. Step 3: Cross multiply
    3,290.16x = 4,535.30 × 2,449.53
  4. Step 4: Simplify right side
    3,290.16x = 11,109,353.41
  5. Step 5: Solve for x
    x = 11,109,353.41/3,290.16
  6. Step 6: Final answer
    x = 3,376.54

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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.