Home / 1,414.36-1,948.71-1,235.96

Finding the Fourth Proportional to 1,414.36, 1,948.71 and 1,235.96

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Solution

The fourth proportional to 1,414.36, 1,948.71 and 1,235.96 is: 1,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.36 : 1,948.71 = 1,235.96 : x
  2. Step 2: Convert to fraction form
    1,414.36/1,948.71 = 1,235.96/x
  3. Step 3: Cross multiply
    1,414.36x = 1,948.71 × 1,235.96
  4. Step 4: Simplify right side
    1,414.36x = 2,408,522.86
  5. Step 5: Solve for x
    x = 2,408,522.86/1,414.36
  6. Step 6: Final answer
    x = 1,702.91

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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.