Home / 1,953.25-2,695.21-1,167.13

Finding the Fourth Proportional to 1,953.25, 2,695.21 and 1,167.13

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Solution

The fourth proportional to 1,953.25, 2,695.21 and 1,167.13 is: 1,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.25 : 2,695.21 = 1,167.13 : x
  2. Step 2: Convert to fraction form
    1,953.25/2,695.21 = 1,167.13/x
  3. Step 3: Cross multiply
    1,953.25x = 2,695.21 × 1,167.13
  4. Step 4: Simplify right side
    1,953.25x = 3,145,660.45
  5. Step 5: Solve for x
    x = 3,145,660.45/1,953.25
  6. Step 6: Final answer
    x = 1,610.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.