Home / 9,414.77-14,121.95-2,489.27

Finding the Fourth Proportional to 9,414.77, 14,121.95 and 2,489.27

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Solution

The fourth proportional to 9,414.77, 14,121.95 and 2,489.27 is: 3,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.77 : 14,121.95 = 2,489.27 : x
  2. Step 2: Convert to fraction form
    9,414.77/14,121.95 = 2,489.27/x
  3. Step 3: Cross multiply
    9,414.77x = 14,121.95 × 2,489.27
  4. Step 4: Simplify right side
    9,414.77x = 35,153,263.42
  5. Step 5: Solve for x
    x = 35,153,263.42/9,414.77
  6. Step 6: Final answer
    x = 3,733.84

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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.