Home / 3,107.50-4,286.18-2,044.93

Finding the Fourth Proportional to 3,107.50, 4,286.18 and 2,044.93

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Solution

The fourth proportional to 3,107.50, 4,286.18 and 2,044.93 is: 2,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.50 : 4,286.18 = 2,044.93 : x
  2. Step 2: Convert to fraction form
    3,107.50/4,286.18 = 2,044.93/x
  3. Step 3: Cross multiply
    3,107.50x = 4,286.18 × 2,044.93
  4. Step 4: Simplify right side
    3,107.50x = 8,764,938.07
  5. Step 5: Solve for x
    x = 8,764,938.07/3,107.50
  6. Step 6: Final answer
    x = 2,820.58

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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.