Home / 3,317.74-4,578.50-1,825.61

Finding the Fourth Proportional to 3,317.74, 4,578.50 and 1,825.61

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Solution

The fourth proportional to 3,317.74, 4,578.50 and 1,825.61 is: 2,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.74 : 4,578.50 = 1,825.61 : x
  2. Step 2: Convert to fraction form
    3,317.74/4,578.50 = 1,825.61/x
  3. Step 3: Cross multiply
    3,317.74x = 4,578.50 × 1,825.61
  4. Step 4: Simplify right side
    3,317.74x = 8,358,546.26
  5. Step 5: Solve for x
    x = 8,358,546.26/3,317.74
  6. Step 6: Final answer
    x = 2,519.35

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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.