Home / 7,623.18-11,435.94-2,427.84

Finding the Fourth Proportional to 7,623.18, 11,435.94 and 2,427.84

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Solution

The fourth proportional to 7,623.18, 11,435.94 and 2,427.84 is: 3,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.18 : 11,435.94 = 2,427.84 : x
  2. Step 2: Convert to fraction form
    7,623.18/11,435.94 = 2,427.84/x
  3. Step 3: Cross multiply
    7,623.18x = 11,435.94 × 2,427.84
  4. Step 4: Simplify right side
    7,623.18x = 27,764,632.57
  5. Step 5: Solve for x
    x = 27,764,632.57/7,623.18
  6. Step 6: Final answer
    x = 3,642.13

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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.