Home / 3,472.28-4,791.44-2,055.68

Finding the Fourth Proportional to 3,472.28, 4,791.44 and 2,055.68

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Solution

The fourth proportional to 3,472.28, 4,791.44 and 2,055.68 is: 2,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.28 : 4,791.44 = 2,055.68 : x
  2. Step 2: Convert to fraction form
    3,472.28/4,791.44 = 2,055.68/x
  3. Step 3: Cross multiply
    3,472.28x = 4,791.44 × 2,055.68
  4. Step 4: Simplify right side
    3,472.28x = 9,849,667.38
  5. Step 5: Solve for x
    x = 9,849,667.38/3,472.28
  6. Step 6: Final answer
    x = 2,836.66

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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.