Home / 2,512.77-3,468.60-1,674.20

Finding the Fourth Proportional to 2,512.77, 3,468.60 and 1,674.20

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Solution

The fourth proportional to 2,512.77, 3,468.60 and 1,674.20 is: 2,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.77 : 3,468.60 = 1,674.20 : x
  2. Step 2: Convert to fraction form
    2,512.77/3,468.60 = 1,674.20/x
  3. Step 3: Cross multiply
    2,512.77x = 3,468.60 × 1,674.20
  4. Step 4: Simplify right side
    2,512.77x = 5,807,112.78
  5. Step 5: Solve for x
    x = 5,807,112.78/2,512.77
  6. Step 6: Final answer
    x = 2,311.04

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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.