Home / 5,358.78-8,034.93-3,622.14

Finding the Fourth Proportional to 5,358.78, 8,034.93 and 3,622.14

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Solution

The fourth proportional to 5,358.78, 8,034.93 and 3,622.14 is: 5,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.78 : 8,034.93 = 3,622.14 : x
  2. Step 2: Convert to fraction form
    5,358.78/8,034.93 = 3,622.14/x
  3. Step 3: Cross multiply
    5,358.78x = 8,034.93 × 3,622.14
  4. Step 4: Simplify right side
    5,358.78x = 29,103,641.35
  5. Step 5: Solve for x
    x = 29,103,641.35/5,358.78
  6. Step 6: Final answer
    x = 5,431.02

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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.