Home / 2,749.22-3,793.94-1,570.34

Finding the Fourth Proportional to 2,749.22, 3,793.94 and 1,570.34

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Solution

The fourth proportional to 2,749.22, 3,793.94 and 1,570.34 is: 2,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.22 : 3,793.94 = 1,570.34 : x
  2. Step 2: Convert to fraction form
    2,749.22/3,793.94 = 1,570.34/x
  3. Step 3: Cross multiply
    2,749.22x = 3,793.94 × 1,570.34
  4. Step 4: Simplify right side
    2,749.22x = 5,957,775.74
  5. Step 5: Solve for x
    x = 5,957,775.74/2,749.22
  6. Step 6: Final answer
    x = 2,167.08

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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.