Home / 9,414.90-14,123.32-3,175.78

Finding the Fourth Proportional to 9,414.90, 14,123.32 and 3,175.78

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Solution

The fourth proportional to 9,414.90, 14,123.32 and 3,175.78 is: 4,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.90 : 14,123.32 = 3,175.78 : x
  2. Step 2: Convert to fraction form
    9,414.90/14,123.32 = 3,175.78/x
  3. Step 3: Cross multiply
    9,414.90x = 14,123.32 × 3,175.78
  4. Step 4: Simplify right side
    9,414.90x = 44,852,557.19
  5. Step 5: Solve for x
    x = 44,852,557.19/9,414.90
  6. Step 6: Final answer
    x = 4,764.00

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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.