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Finding the Fourth Proportional to 9,174.65, 13,762.98 and 2,933.19

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Solution

The fourth proportional to 9,174.65, 13,762.98 and 2,933.19 is: 4,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.65 : 13,762.98 = 2,933.19 : x
  2. Step 2: Convert to fraction form
    9,174.65/13,762.98 = 2,933.19/x
  3. Step 3: Cross multiply
    9,174.65x = 13,762.98 × 2,933.19
  4. Step 4: Simplify right side
    9,174.65x = 40,369,435.31
  5. Step 5: Solve for x
    x = 40,369,435.31/9,174.65
  6. Step 6: Final answer
    x = 4,400.11

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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.