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Finding the Fourth Proportional to 5,598.62, 8,391.78 and 2,309.93

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Solution

The fourth proportional to 5,598.62, 8,391.78 and 2,309.93 is: 3,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.62 : 8,391.78 = 2,309.93 : x
  2. Step 2: Convert to fraction form
    5,598.62/8,391.78 = 2,309.93/x
  3. Step 3: Cross multiply
    5,598.62x = 8,391.78 × 2,309.93
  4. Step 4: Simplify right side
    5,598.62x = 19,384,424.38
  5. Step 5: Solve for x
    x = 19,384,424.38/5,598.62
  6. Step 6: Final answer
    x = 3,462.36

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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.