Home / 3,757.20-5,184.80-2,266.32

Finding the Fourth Proportional to 3,757.20, 5,184.80 and 2,266.32

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Solution

The fourth proportional to 3,757.20, 5,184.80 and 2,266.32 is: 3,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.20 : 5,184.80 = 2,266.32 : x
  2. Step 2: Convert to fraction form
    3,757.20/5,184.80 = 2,266.32/x
  3. Step 3: Cross multiply
    3,757.20x = 5,184.80 × 2,266.32
  4. Step 4: Simplify right side
    3,757.20x = 11,750,415.94
  5. Step 5: Solve for x
    x = 11,750,415.94/3,757.20
  6. Step 6: Final answer
    x = 3,127.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.