Home / 3,454.13-4,765.05-2,335.46

Finding the Fourth Proportional to 3,454.13, 4,765.05 and 2,335.46

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Solution

The fourth proportional to 3,454.13, 4,765.05 and 2,335.46 is: 3,221.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.13 : 4,765.05 = 2,335.46 : x
  2. Step 2: Convert to fraction form
    3,454.13/4,765.05 = 2,335.46/x
  3. Step 3: Cross multiply
    3,454.13x = 4,765.05 × 2,335.46
  4. Step 4: Simplify right side
    3,454.13x = 11,128,559.85
  5. Step 5: Solve for x
    x = 11,128,559.85/3,454.13
  6. Step 6: Final answer
    x = 3,221.82

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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.