Home / 2,950.40-4,422.32-1,217.52

Finding the Fourth Proportional to 2,950.40, 4,422.32 and 1,217.52

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Solution

The fourth proportional to 2,950.40, 4,422.32 and 1,217.52 is: 1,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.40 : 4,422.32 = 1,217.52 : x
  2. Step 2: Convert to fraction form
    2,950.40/4,422.32 = 1,217.52/x
  3. Step 3: Cross multiply
    2,950.40x = 4,422.32 × 1,217.52
  4. Step 4: Simplify right side
    2,950.40x = 5,384,263.05
  5. Step 5: Solve for x
    x = 5,384,263.05/2,950.40
  6. Step 6: Final answer
    x = 1,824.93

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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.