Home / 2,774.52-4,134.38-2,686.44

Finding the Fourth Proportional to 2,774.52, 4,134.38 and 2,686.44

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Solution

The fourth proportional to 2,774.52, 4,134.38 and 2,686.44 is: 4,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.52 : 4,134.38 = 2,686.44 : x
  2. Step 2: Convert to fraction form
    2,774.52/4,134.38 = 2,686.44/x
  3. Step 3: Cross multiply
    2,774.52x = 4,134.38 × 2,686.44
  4. Step 4: Simplify right side
    2,774.52x = 11,106,750.38
  5. Step 5: Solve for x
    x = 11,106,750.38/2,774.52
  6. Step 6: Final answer
    x = 4,003.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.