Home / 3,563.75-5,345.42-1,098.65

Finding the Fourth Proportional to 3,563.75, 5,345.42 and 1,098.65

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Solution

The fourth proportional to 3,563.75, 5,345.42 and 1,098.65 is: 1,647.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.75 : 5,345.42 = 1,098.65 : x
  2. Step 2: Convert to fraction form
    3,563.75/5,345.42 = 1,098.65/x
  3. Step 3: Cross multiply
    3,563.75x = 5,345.42 × 1,098.65
  4. Step 4: Simplify right side
    3,563.75x = 5,872,713.46
  5. Step 5: Solve for x
    x = 5,872,713.46/3,563.75
  6. Step 6: Final answer
    x = 1,647.91

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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.