Home / 3,564.12-5,345.70-1,098.89

Finding the Fourth Proportional to 3,564.12, 5,345.70 and 1,098.89

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Solution

The fourth proportional to 3,564.12, 5,345.70 and 1,098.89 is: 1,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.12 : 5,345.70 = 1,098.89 : x
  2. Step 2: Convert to fraction form
    3,564.12/5,345.70 = 1,098.89/x
  3. Step 3: Cross multiply
    3,564.12x = 5,345.70 × 1,098.89
  4. Step 4: Simplify right side
    3,564.12x = 5,874,336.27
  5. Step 5: Solve for x
    x = 5,874,336.27/3,564.12
  6. Step 6: Final answer
    x = 1,648.19

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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.