Home / 2,271.16-3,403.92-1,175.80

Finding the Fourth Proportional to 2,271.16, 3,403.92 and 1,175.80

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Solution

The fourth proportional to 2,271.16, 3,403.92 and 1,175.80 is: 1,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.16 : 3,403.92 = 1,175.80 : x
  2. Step 2: Convert to fraction form
    2,271.16/3,403.92 = 1,175.80/x
  3. Step 3: Cross multiply
    2,271.16x = 3,403.92 × 1,175.80
  4. Step 4: Simplify right side
    2,271.16x = 4,002,329.14
  5. Step 5: Solve for x
    x = 4,002,329.14/2,271.16
  6. Step 6: Final answer
    x = 1,762.24

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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.