Home / 9,414.90-14,123.70-3,175.20

Finding the Fourth Proportional to 9,414.90, 14,123.70 and 3,175.20

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Solution

The fourth proportional to 9,414.90, 14,123.70 and 3,175.20 is: 4,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.90 : 14,123.70 = 3,175.20 : x
  2. Step 2: Convert to fraction form
    9,414.90/14,123.70 = 3,175.20/x
  3. Step 3: Cross multiply
    9,414.90x = 14,123.70 × 3,175.20
  4. Step 4: Simplify right side
    9,414.90x = 44,845,572.24
  5. Step 5: Solve for x
    x = 44,845,572.24/9,414.90
  6. Step 6: Final answer
    x = 4,763.26

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1.5x scale

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.