Home / 7,633.36-11,451.12-2,438.02

Finding the Fourth Proportional to 7,633.36, 11,451.12 and 2,438.02

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Solution

The fourth proportional to 7,633.36, 11,451.12 and 2,438.02 is: 3,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.36 : 11,451.12 = 2,438.02 : x
  2. Step 2: Convert to fraction form
    7,633.36/11,451.12 = 2,438.02/x
  3. Step 3: Cross multiply
    7,633.36x = 11,451.12 × 2,438.02
  4. Step 4: Simplify right side
    7,633.36x = 27,918,059.58
  5. Step 5: Solve for x
    x = 27,918,059.58/7,633.36
  6. Step 6: Final answer
    x = 3,657.37

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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.