Home / 1,934.88-2,902.32-702.36

Finding the Fourth Proportional to 1,934.88, 2,902.32 and 702.36

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Solution

The fourth proportional to 1,934.88, 2,902.32 and 702.36 is: 1,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.88 : 2,902.32 = 702.36 : x
  2. Step 2: Convert to fraction form
    1,934.88/2,902.32 = 702.36/x
  3. Step 3: Cross multiply
    1,934.88x = 2,902.32 × 702.36
  4. Step 4: Simplify right side
    1,934.88x = 2,038,473.48
  5. Step 5: Solve for x
    x = 2,038,473.48/1,934.88
  6. Step 6: Final answer
    x = 1,053.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.