Home / 7,518.22-11,278.41-2,324.50

Finding the Fourth Proportional to 7,518.22, 11,278.41 and 2,324.50

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Solution

The fourth proportional to 7,518.22, 11,278.41 and 2,324.50 is: 3,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.22 : 11,278.41 = 2,324.50 : x
  2. Step 2: Convert to fraction form
    7,518.22/11,278.41 = 2,324.50/x
  3. Step 3: Cross multiply
    7,518.22x = 11,278.41 × 2,324.50
  4. Step 4: Simplify right side
    7,518.22x = 26,216,664.05
  5. Step 5: Solve for x
    x = 26,216,664.05/7,518.22
  6. Step 6: Final answer
    x = 3,487.08

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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.