Home / 9,912.09-14,868.12-2,516.55

Finding the Fourth Proportional to 9,912.09, 14,868.12 and 2,516.55

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Solution

The fourth proportional to 9,912.09, 14,868.12 and 2,516.55 is: 3,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912.09 : 14,868.12 = 2,516.55 : x
  2. Step 2: Convert to fraction form
    9,912.09/14,868.12 = 2,516.55/x
  3. Step 3: Cross multiply
    9,912.09x = 14,868.12 × 2,516.55
  4. Step 4: Simplify right side
    9,912.09x = 37,416,367.39
  5. Step 5: Solve for x
    x = 37,416,367.39/9,912.09
  6. Step 6: Final answer
    x = 3,774.82

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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.