Home / 3,249.04-4,871.10-1,515.64

Finding the Fourth Proportional to 3,249.04, 4,871.10 and 1,515.64

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Solution

The fourth proportional to 3,249.04, 4,871.10 and 1,515.64 is: 2,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.04 : 4,871.10 = 1,515.64 : x
  2. Step 2: Convert to fraction form
    3,249.04/4,871.10 = 1,515.64/x
  3. Step 3: Cross multiply
    3,249.04x = 4,871.10 × 1,515.64
  4. Step 4: Simplify right side
    3,249.04x = 7,382,834.00
  5. Step 5: Solve for x
    x = 7,382,834.00/3,249.04
  6. Step 6: Final answer
    x = 2,272.31

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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.