Home / 2,826.77-3,902.27-1,884.13

Finding the Fourth Proportional to 2,826.77, 3,902.27 and 1,884.13

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Solution

The fourth proportional to 2,826.77, 3,902.27 and 1,884.13 is: 2,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.77 : 3,902.27 = 1,884.13 : x
  2. Step 2: Convert to fraction form
    2,826.77/3,902.27 = 1,884.13/x
  3. Step 3: Cross multiply
    2,826.77x = 3,902.27 × 1,884.13
  4. Step 4: Simplify right side
    2,826.77x = 7,352,364.80
  5. Step 5: Solve for x
    x = 7,352,364.80/2,826.77
  6. Step 6: Final answer
    x = 2,600.98

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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.