Home / 3,618.19-5,427.28-2,376.62

Finding the Fourth Proportional to 3,618.19, 5,427.28 and 2,376.62

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Solution

The fourth proportional to 3,618.19, 5,427.28 and 2,376.62 is: 3,564.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.19 : 5,427.28 = 2,376.62 : x
  2. Step 2: Convert to fraction form
    3,618.19/5,427.28 = 2,376.62/x
  3. Step 3: Cross multiply
    3,618.19x = 5,427.28 × 2,376.62
  4. Step 4: Simplify right side
    3,618.19x = 12,898,589.82
  5. Step 5: Solve for x
    x = 12,898,589.82/3,618.19
  6. Step 6: Final answer
    x = 3,564.93

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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.