Home / 3,165.54-4,747.18-1,084.99

Finding the Fourth Proportional to 3,165.54, 4,747.18 and 1,084.99

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Solution

The fourth proportional to 3,165.54, 4,747.18 and 1,084.99 is: 1,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.54 : 4,747.18 = 1,084.99 : x
  2. Step 2: Convert to fraction form
    3,165.54/4,747.18 = 1,084.99/x
  3. Step 3: Cross multiply
    3,165.54x = 4,747.18 × 1,084.99
  4. Step 4: Simplify right side
    3,165.54x = 5,150,642.83
  5. Step 5: Solve for x
    x = 5,150,642.83/3,165.54
  6. Step 6: Final answer
    x = 1,627.10

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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.