Home / 3,305.48-4,559.49-2,708.30

Finding the Fourth Proportional to 3,305.48, 4,559.49 and 2,708.30

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Solution

The fourth proportional to 3,305.48, 4,559.49 and 2,708.30 is: 3,735.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.48 : 4,559.49 = 2,708.30 : x
  2. Step 2: Convert to fraction form
    3,305.48/4,559.49 = 2,708.30/x
  3. Step 3: Cross multiply
    3,305.48x = 4,559.49 × 2,708.30
  4. Step 4: Simplify right side
    3,305.48x = 12,348,478.17
  5. Step 5: Solve for x
    x = 12,348,478.17/3,305.48
  6. Step 6: Final answer
    x = 3,735.77

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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.