Home / 7,382.67-11,071.30-2,451.39

Finding the Fourth Proportional to 7,382.67, 11,071.30 and 2,451.39

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Solution

The fourth proportional to 7,382.67, 11,071.30 and 2,451.39 is: 3,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.67 : 11,071.30 = 2,451.39 : x
  2. Step 2: Convert to fraction form
    7,382.67/11,071.30 = 2,451.39/x
  3. Step 3: Cross multiply
    7,382.67x = 11,071.30 × 2,451.39
  4. Step 4: Simplify right side
    7,382.67x = 27,140,074.11
  5. Step 5: Solve for x
    x = 27,140,074.11/7,382.67
  6. Step 6: Final answer
    x = 3,676.19

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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.