Home / 5,172.04-7,756.54-2,249.64

Finding the Fourth Proportional to 5,172.04, 7,756.54 and 2,249.64

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Solution

The fourth proportional to 5,172.04, 7,756.54 and 2,249.64 is: 3,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172.04 : 7,756.54 = 2,249.64 : x
  2. Step 2: Convert to fraction form
    5,172.04/7,756.54 = 2,249.64/x
  3. Step 3: Cross multiply
    5,172.04x = 7,756.54 × 2,249.64
  4. Step 4: Simplify right side
    5,172.04x = 17,449,422.65
  5. Step 5: Solve for x
    x = 17,449,422.65/5,172.04
  6. Step 6: Final answer
    x = 3,373.80

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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.