Home / 10,414.90-14,372.21-5,940.10

Finding the Fourth Proportional to 10,414.90, 14,372.21 and 5,940.10

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Solution

The fourth proportional to 10,414.90, 14,372.21 and 5,940.10 is: 8,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.90 : 14,372.21 = 5,940.10 : x
  2. Step 2: Convert to fraction form
    10,414.90/14,372.21 = 5,940.10/x
  3. Step 3: Cross multiply
    10,414.90x = 14,372.21 × 5,940.10
  4. Step 4: Simplify right side
    10,414.90x = 85,372,364.62
  5. Step 5: Solve for x
    x = 85,372,364.62/10,414.90
  6. Step 6: Final answer
    x = 8,197.14

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1.5x scale

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.