Home / 3,125.28-4,684.62-1,250.46

Finding the Fourth Proportional to 3,125.28, 4,684.62 and 1,250.46

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Solution

The fourth proportional to 3,125.28, 4,684.62 and 1,250.46 is: 1,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.28 : 4,684.62 = 1,250.46 : x
  2. Step 2: Convert to fraction form
    3,125.28/4,684.62 = 1,250.46/x
  3. Step 3: Cross multiply
    3,125.28x = 4,684.62 × 1,250.46
  4. Step 4: Simplify right side
    3,125.28x = 5,857,929.93
  5. Step 5: Solve for x
    x = 5,857,929.93/3,125.28
  6. Step 6: Final answer
    x = 1,874.37

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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.