Home / 1,203.24-1,660.56-1,164.97

Finding the Fourth Proportional to 1,203.24, 1,660.56 and 1,164.97

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Solution

The fourth proportional to 1,203.24, 1,660.56 and 1,164.97 is: 1,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.24 : 1,660.56 = 1,164.97 : x
  2. Step 2: Convert to fraction form
    1,203.24/1,660.56 = 1,164.97/x
  3. Step 3: Cross multiply
    1,203.24x = 1,660.56 × 1,164.97
  4. Step 4: Simplify right side
    1,203.24x = 1,934,502.58
  5. Step 5: Solve for x
    x = 1,934,502.58/1,203.24
  6. Step 6: Final answer
    x = 1,607.74

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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.