Home / 3,285.45-4,539.82-2,498.13

Finding the Fourth Proportional to 3,285.45, 4,539.82 and 2,498.13

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Solution

The fourth proportional to 3,285.45, 4,539.82 and 2,498.13 is: 3,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.45 : 4,539.82 = 2,498.13 : x
  2. Step 2: Convert to fraction form
    3,285.45/4,539.82 = 2,498.13/x
  3. Step 3: Cross multiply
    3,285.45x = 4,539.82 × 2,498.13
  4. Step 4: Simplify right side
    3,285.45x = 11,341,037.84
  5. Step 5: Solve for x
    x = 11,341,037.84/3,285.45
  6. Step 6: Final answer
    x = 3,451.90

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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.