Home / 2,860.56-3,944.88-2,273.04

Finding the Fourth Proportional to 2,860.56, 3,944.88 and 2,273.04

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Solution

The fourth proportional to 2,860.56, 3,944.88 and 2,273.04 is: 3,134.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.56 : 3,944.88 = 2,273.04 : x
  2. Step 2: Convert to fraction form
    2,860.56/3,944.88 = 2,273.04/x
  3. Step 3: Cross multiply
    2,860.56x = 3,944.88 × 2,273.04
  4. Step 4: Simplify right side
    2,860.56x = 8,966,870.04
  5. Step 5: Solve for x
    x = 8,966,870.04/2,860.56
  6. Step 6: Final answer
    x = 3,134.66

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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.