Home / 2,749.14-3,794.20-1,570.28

Finding the Fourth Proportional to 2,749.14, 3,794.20 and 1,570.28

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Solution

The fourth proportional to 2,749.14, 3,794.20 and 1,570.28 is: 2,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.14 : 3,794.20 = 1,570.28 : x
  2. Step 2: Convert to fraction form
    2,749.14/3,794.20 = 1,570.28/x
  3. Step 3: Cross multiply
    2,749.14x = 3,794.20 × 1,570.28
  4. Step 4: Simplify right side
    2,749.14x = 5,957,956.38
  5. Step 5: Solve for x
    x = 5,957,956.38/2,749.14
  6. Step 6: Final answer
    x = 2,167.21

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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.