Home / 9,969.22-14,944.92-4,122.10

Finding the Fourth Proportional to 9,969.22, 14,944.92 and 4,122.10

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Solution

The fourth proportional to 9,969.22, 14,944.92 and 4,122.10 is: 6,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.22 : 14,944.92 = 4,122.10 : x
  2. Step 2: Convert to fraction form
    9,969.22/14,944.92 = 4,122.10/x
  3. Step 3: Cross multiply
    9,969.22x = 14,944.92 × 4,122.10
  4. Step 4: Simplify right side
    9,969.22x = 61,604,454.73
  5. Step 5: Solve for x
    x = 61,604,454.73/9,969.22
  6. Step 6: Final answer
    x = 6,179.47

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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.