Home / 7,555.22-11,335.56-3,858.38

Finding the Fourth Proportional to 7,555.22, 11,335.56 and 3,858.38

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Solution

The fourth proportional to 7,555.22, 11,335.56 and 3,858.38 is: 5,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.22 : 11,335.56 = 3,858.38 : x
  2. Step 2: Convert to fraction form
    7,555.22/11,335.56 = 3,858.38/x
  3. Step 3: Cross multiply
    7,555.22x = 11,335.56 × 3,858.38
  4. Step 4: Simplify right side
    7,555.22x = 43,736,897.99
  5. Step 5: Solve for x
    x = 43,736,897.99/7,555.22
  6. Step 6: Final answer
    x = 5,788.96

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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.