Home / 2,195.15-3,304.67-1,969.13

Finding the Fourth Proportional to 2,195.15, 3,304.67 and 1,969.13

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Solution

The fourth proportional to 2,195.15, 3,304.67 and 1,969.13 is: 2,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.15 : 3,304.67 = 1,969.13 : x
  2. Step 2: Convert to fraction form
    2,195.15/3,304.67 = 1,969.13/x
  3. Step 3: Cross multiply
    2,195.15x = 3,304.67 × 1,969.13
  4. Step 4: Simplify right side
    2,195.15x = 6,507,298.47
  5. Step 5: Solve for x
    x = 6,507,298.47/2,195.15
  6. Step 6: Final answer
    x = 2,964.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.