Home / 9,414.05-14,121.17-2,840.29

Finding the Fourth Proportional to 9,414.05, 14,121.17 and 2,840.29

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Solution

The fourth proportional to 9,414.05, 14,121.17 and 2,840.29 is: 4,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.05 : 14,121.17 = 2,840.29 : x
  2. Step 2: Convert to fraction form
    9,414.05/14,121.17 = 2,840.29/x
  3. Step 3: Cross multiply
    9,414.05x = 14,121.17 × 2,840.29
  4. Step 4: Simplify right side
    9,414.05x = 40,108,133.13
  5. Step 5: Solve for x
    x = 40,108,133.13/9,414.05
  6. Step 6: Final answer
    x = 4,260.46

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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.