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Finding the Fourth Proportional to 3,564.92, 5,345.04 and 1,098.92

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Solution

The fourth proportional to 3,564.92, 5,345.04 and 1,098.92 is: 1,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.92 : 5,345.04 = 1,098.92 : x
  2. Step 2: Convert to fraction form
    3,564.92/5,345.04 = 1,098.92/x
  3. Step 3: Cross multiply
    3,564.92x = 5,345.04 × 1,098.92
  4. Step 4: Simplify right side
    3,564.92x = 5,873,771.36
  5. Step 5: Solve for x
    x = 5,873,771.36/3,564.92
  6. Step 6: Final answer
    x = 1,647.66

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1.5x scale

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.