Home / 6,749.51-10,121.82-2,854.22

Finding the Fourth Proportional to 6,749.51, 10,121.82 and 2,854.22

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Solution

The fourth proportional to 6,749.51, 10,121.82 and 2,854.22 is: 4,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.51 : 10,121.82 = 2,854.22 : x
  2. Step 2: Convert to fraction form
    6,749.51/10,121.82 = 2,854.22/x
  3. Step 3: Cross multiply
    6,749.51x = 10,121.82 × 2,854.22
  4. Step 4: Simplify right side
    6,749.51x = 28,889,850.47
  5. Step 5: Solve for x
    x = 28,889,850.47/6,749.51
  6. Step 6: Final answer
    x = 4,280.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.