Home / 2,276.80-3,416.08-1,180.48

Finding the Fourth Proportional to 2,276.80, 3,416.08 and 1,180.48

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Solution

The fourth proportional to 2,276.80, 3,416.08 and 1,180.48 is: 1,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.80 : 3,416.08 = 1,180.48 : x
  2. Step 2: Convert to fraction form
    2,276.80/3,416.08 = 1,180.48/x
  3. Step 3: Cross multiply
    2,276.80x = 3,416.08 × 1,180.48
  4. Step 4: Simplify right side
    2,276.80x = 4,032,614.12
  5. Step 5: Solve for x
    x = 4,032,614.12/2,276.80
  6. Step 6: Final answer
    x = 1,771.18

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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.