Home / 5,182.25-7,151.81-2,944.22

Finding the Fourth Proportional to 5,182.25, 7,151.81 and 2,944.22

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Solution

The fourth proportional to 5,182.25, 7,151.81 and 2,944.22 is: 4,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.25 : 7,151.81 = 2,944.22 : x
  2. Step 2: Convert to fraction form
    5,182.25/7,151.81 = 2,944.22/x
  3. Step 3: Cross multiply
    5,182.25x = 7,151.81 × 2,944.22
  4. Step 4: Simplify right side
    5,182.25x = 21,056,502.04
  5. Step 5: Solve for x
    x = 21,056,502.04/5,182.25
  6. Step 6: Final answer
    x = 4,063.20

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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.