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Finding the Fourth Proportional to 5,938.65, 8,908.49 and 1,556.11

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Solution

The fourth proportional to 5,938.65, 8,908.49 and 1,556.11 is: 2,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.65 : 8,908.49 = 1,556.11 : x
  2. Step 2: Convert to fraction form
    5,938.65/8,908.49 = 1,556.11/x
  3. Step 3: Cross multiply
    5,938.65x = 8,908.49 × 1,556.11
  4. Step 4: Simplify right side
    5,938.65x = 13,862,560.32
  5. Step 5: Solve for x
    x = 13,862,560.32/5,938.65
  6. Step 6: Final answer
    x = 2,334.29

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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.