Home / 2,480.56-3,424.76-2,214.54

Finding the Fourth Proportional to 2,480.56, 3,424.76 and 2,214.54

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Solution

The fourth proportional to 2,480.56, 3,424.76 and 2,214.54 is: 3,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.56 : 3,424.76 = 2,214.54 : x
  2. Step 2: Convert to fraction form
    2,480.56/3,424.76 = 2,214.54/x
  3. Step 3: Cross multiply
    2,480.56x = 3,424.76 × 2,214.54
  4. Step 4: Simplify right side
    2,480.56x = 7,584,268.01
  5. Step 5: Solve for x
    x = 7,584,268.01/2,480.56
  6. Step 6: Final answer
    x = 3,057.48

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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.