Home / 2,195.40-3,292.32-962.46

Finding the Fourth Proportional to 2,195.40, 3,292.32 and 962.46

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Solution

The fourth proportional to 2,195.40, 3,292.32 and 962.46 is: 1,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.40 : 3,292.32 = 962.46 : x
  2. Step 2: Convert to fraction form
    2,195.40/3,292.32 = 962.46/x
  3. Step 3: Cross multiply
    2,195.40x = 3,292.32 × 962.46
  4. Step 4: Simplify right side
    2,195.40x = 3,168,726.31
  5. Step 5: Solve for x
    x = 3,168,726.31/2,195.40
  6. Step 6: Final answer
    x = 1,443.35

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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.