Home / 5,384.20-8,063.32-3,647.56

Finding the Fourth Proportional to 5,384.20, 8,063.32 and 3,647.56

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Solution

The fourth proportional to 5,384.20, 8,063.32 and 3,647.56 is: 5,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.20 : 8,063.32 = 3,647.56 : x
  2. Step 2: Convert to fraction form
    5,384.20/8,063.32 = 3,647.56/x
  3. Step 3: Cross multiply
    5,384.20x = 8,063.32 × 3,647.56
  4. Step 4: Simplify right side
    5,384.20x = 29,411,443.50
  5. Step 5: Solve for x
    x = 29,411,443.50/5,384.20
  6. Step 6: Final answer
    x = 5,462.55

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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.