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Finding the Fourth Proportional to 5,603.68, 8,406.13 and 2,095.37

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Solution

The fourth proportional to 5,603.68, 8,406.13 and 2,095.37 is: 3,143.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.68 : 8,406.13 = 2,095.37 : x
  2. Step 2: Convert to fraction form
    5,603.68/8,406.13 = 2,095.37/x
  3. Step 3: Cross multiply
    5,603.68x = 8,406.13 × 2,095.37
  4. Step 4: Simplify right side
    5,603.68x = 17,613,940.80
  5. Step 5: Solve for x
    x = 17,613,940.80/5,603.68
  6. Step 6: Final answer
    x = 3,143.28

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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.