Home / 7,414.90-11,122.37-6,021.62

Finding the Fourth Proportional to 7,414.90, 11,122.37 and 6,021.62

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Solution

The fourth proportional to 7,414.90, 11,122.37 and 6,021.62 is: 9,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.90 : 11,122.37 = 6,021.62 : x
  2. Step 2: Convert to fraction form
    7,414.90/11,122.37 = 6,021.62/x
  3. Step 3: Cross multiply
    7,414.90x = 11,122.37 × 6,021.62
  4. Step 4: Simplify right side
    7,414.90x = 66,974,685.64
  5. Step 5: Solve for x
    x = 66,974,685.64/7,414.90
  6. Step 6: Final answer
    x = 9,032.45

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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.