Home / 1,874.46-2,806.68-1,050.39

Finding the Fourth Proportional to 1,874.46, 2,806.68 and 1,050.39

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Solution

The fourth proportional to 1,874.46, 2,806.68 and 1,050.39 is: 1,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.46 : 2,806.68 = 1,050.39 : x
  2. Step 2: Convert to fraction form
    1,874.46/2,806.68 = 1,050.39/x
  3. Step 3: Cross multiply
    1,874.46x = 2,806.68 × 1,050.39
  4. Step 4: Simplify right side
    1,874.46x = 2,948,108.61
  5. Step 5: Solve for x
    x = 2,948,108.61/1,874.46
  6. Step 6: Final answer
    x = 1,572.78

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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.