Home / 9,144.30-13,716.96-2,569.98

Finding the Fourth Proportional to 9,144.30, 13,716.96 and 2,569.98

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Solution

The fourth proportional to 9,144.30, 13,716.96 and 2,569.98 is: 3,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.30 : 13,716.96 = 2,569.98 : x
  2. Step 2: Convert to fraction form
    9,144.30/13,716.96 = 2,569.98/x
  3. Step 3: Cross multiply
    9,144.30x = 13,716.96 × 2,569.98
  4. Step 4: Simplify right side
    9,144.30x = 35,252,312.86
  5. Step 5: Solve for x
    x = 35,252,312.86/9,144.30
  6. Step 6: Final answer
    x = 3,855.11

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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.