Home / 3,112.75-4,657.59-2,494.58

Finding the Fourth Proportional to 3,112.75, 4,657.59 and 2,494.58

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Solution

The fourth proportional to 3,112.75, 4,657.59 and 2,494.58 is: 3,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.75 : 4,657.59 = 2,494.58 : x
  2. Step 2: Convert to fraction form
    3,112.75/4,657.59 = 2,494.58/x
  3. Step 3: Cross multiply
    3,112.75x = 4,657.59 × 2,494.58
  4. Step 4: Simplify right side
    3,112.75x = 11,618,725.04
  5. Step 5: Solve for x
    x = 11,618,725.04/3,112.75
  6. Step 6: Final answer
    x = 3,732.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.