Home / 2,740.77-4,111.16-2,252.34

Finding the Fourth Proportional to 2,740.77, 4,111.16 and 2,252.34

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Solution

The fourth proportional to 2,740.77, 4,111.16 and 2,252.34 is: 3,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.77 : 4,111.16 = 2,252.34 : x
  2. Step 2: Convert to fraction form
    2,740.77/4,111.16 = 2,252.34/x
  3. Step 3: Cross multiply
    2,740.77x = 4,111.16 × 2,252.34
  4. Step 4: Simplify right side
    2,740.77x = 9,259,718.85
  5. Step 5: Solve for x
    x = 9,259,718.85/2,740.77
  6. Step 6: Final answer
    x = 3,378.51

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1.5x scale

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.