Home / 2,195.22-3,293.40-962.88

Finding the Fourth Proportional to 2,195.22, 3,293.40 and 962.88

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Solution

The fourth proportional to 2,195.22, 3,293.40 and 962.88 is: 1,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.22 : 3,293.40 = 962.88 : x
  2. Step 2: Convert to fraction form
    2,195.22/3,293.40 = 962.88/x
  3. Step 3: Cross multiply
    2,195.22x = 3,293.40 × 962.88
  4. Step 4: Simplify right side
    2,195.22x = 3,171,148.99
  5. Step 5: Solve for x
    x = 3,171,148.99/2,195.22
  6. Step 6: Final answer
    x = 1,444.57

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1.5x scale

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.