Home / 3,564.08-5,345.70-1,098.68

Finding the Fourth Proportional to 3,564.08, 5,345.70 and 1,098.68

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Solution

The fourth proportional to 3,564.08, 5,345.70 and 1,098.68 is: 1,647.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.08 : 5,345.70 = 1,098.68 : x
  2. Step 2: Convert to fraction form
    3,564.08/5,345.70 = 1,098.68/x
  3. Step 3: Cross multiply
    3,564.08x = 5,345.70 × 1,098.68
  4. Step 4: Simplify right side
    3,564.08x = 5,873,213.68
  5. Step 5: Solve for x
    x = 5,873,213.68/3,564.08
  6. Step 6: Final answer
    x = 1,647.89

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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.