Home / 2,822.52-3,893.16-1,826.28

Finding the Fourth Proportional to 2,822.52, 3,893.16 and 1,826.28

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Solution

The fourth proportional to 2,822.52, 3,893.16 and 1,826.28 is: 2,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.52 : 3,893.16 = 1,826.28 : x
  2. Step 2: Convert to fraction form
    2,822.52/3,893.16 = 1,826.28/x
  3. Step 3: Cross multiply
    2,822.52x = 3,893.16 × 1,826.28
  4. Step 4: Simplify right side
    2,822.52x = 7,110,000.24
  5. Step 5: Solve for x
    x = 7,110,000.24/2,822.52
  6. Step 6: Final answer
    x = 2,519.03

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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.