Home / 1,952.39-2,693.92-1,155.53

Finding the Fourth Proportional to 1,952.39, 2,693.92 and 1,155.53

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Solution

The fourth proportional to 1,952.39, 2,693.92 and 1,155.53 is: 1,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.39 : 2,693.92 = 1,155.53 : x
  2. Step 2: Convert to fraction form
    1,952.39/2,693.92 = 1,155.53/x
  3. Step 3: Cross multiply
    1,952.39x = 2,693.92 × 1,155.53
  4. Step 4: Simplify right side
    1,952.39x = 3,112,905.38
  5. Step 5: Solve for x
    x = 3,112,905.38/1,952.39
  6. Step 6: Final answer
    x = 1,594.41

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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.