Home / 2,074.59-2,863.08-1,190.61

Finding the Fourth Proportional to 2,074.59, 2,863.08 and 1,190.61

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Solution

The fourth proportional to 2,074.59, 2,863.08 and 1,190.61 is: 1,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.59 : 2,863.08 = 1,190.61 : x
  2. Step 2: Convert to fraction form
    2,074.59/2,863.08 = 1,190.61/x
  3. Step 3: Cross multiply
    2,074.59x = 2,863.08 × 1,190.61
  4. Step 4: Simplify right side
    2,074.59x = 3,408,811.68
  5. Step 5: Solve for x
    x = 3,408,811.68/2,074.59
  6. Step 6: Final answer
    x = 1,643.13

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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.