Home / 4,137.24-5,710.86-2,740.44

Finding the Fourth Proportional to 4,137.24, 5,710.86 and 2,740.44

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Solution

The fourth proportional to 4,137.24, 5,710.86 and 2,740.44 is: 3,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.24 : 5,710.86 = 2,740.44 : x
  2. Step 2: Convert to fraction form
    4,137.24/5,710.86 = 2,740.44/x
  3. Step 3: Cross multiply
    4,137.24x = 5,710.86 × 2,740.44
  4. Step 4: Simplify right side
    4,137.24x = 15,650,269.18
  5. Step 5: Solve for x
    x = 15,650,269.18/4,137.24
  6. Step 6: Final answer
    x = 3,782.78

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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.