Home / 3,448.46-4,759-1,876.62

Finding the Fourth Proportional to 3,448.46, 4,759 and 1,876.62

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Solution

The fourth proportional to 3,448.46, 4,759 and 1,876.62 is: 2,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.46 : 4,759 = 1,876.62 : x
  2. Step 2: Convert to fraction form
    3,448.46/4,759 = 1,876.62/x
  3. Step 3: Cross multiply
    3,448.46x = 4,759 × 1,876.62
  4. Step 4: Simplify right side
    3,448.46x = 8,930,834.58
  5. Step 5: Solve for x
    x = 8,930,834.58/3,448.46
  6. Step 6: Final answer
    x = 2,589.80

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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.