Home / 2,252.22-3,378.31-953.50

Finding the Fourth Proportional to 2,252.22, 3,378.31 and 953.50

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Solution

The fourth proportional to 2,252.22, 3,378.31 and 953.50 is: 1,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.22 : 3,378.31 = 953.50 : x
  2. Step 2: Convert to fraction form
    2,252.22/3,378.31 = 953.50/x
  3. Step 3: Cross multiply
    2,252.22x = 3,378.31 × 953.50
  4. Step 4: Simplify right side
    2,252.22x = 3,221,218.59
  5. Step 5: Solve for x
    x = 3,221,218.59/2,252.22
  6. Step 6: Final answer
    x = 1,430.24

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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.