Home / 1,932.19-2,667.08-1,302.31

Finding the Fourth Proportional to 1,932.19, 2,667.08 and 1,302.31

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Solution

The fourth proportional to 1,932.19, 2,667.08 and 1,302.31 is: 1,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.19 : 2,667.08 = 1,302.31 : x
  2. Step 2: Convert to fraction form
    1,932.19/2,667.08 = 1,302.31/x
  3. Step 3: Cross multiply
    1,932.19x = 2,667.08 × 1,302.31
  4. Step 4: Simplify right side
    1,932.19x = 3,473,364.22
  5. Step 5: Solve for x
    x = 3,473,364.22/1,932.19
  6. Step 6: Final answer
    x = 1,797.63

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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.