Home / 2,277.56-3,144.30-2,150.84

Finding the Fourth Proportional to 2,277.56, 3,144.30 and 2,150.84

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Solution

The fourth proportional to 2,277.56, 3,144.30 and 2,150.84 is: 2,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.56 : 3,144.30 = 2,150.84 : x
  2. Step 2: Convert to fraction form
    2,277.56/3,144.30 = 2,150.84/x
  3. Step 3: Cross multiply
    2,277.56x = 3,144.30 × 2,150.84
  4. Step 4: Simplify right side
    2,277.56x = 6,762,886.21
  5. Step 5: Solve for x
    x = 6,762,886.21/2,277.56
  6. Step 6: Final answer
    x = 2,969.36

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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.