Home / 2,943.76-4,407.96-2,022.16

Finding the Fourth Proportional to 2,943.76, 4,407.96 and 2,022.16

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Solution

The fourth proportional to 2,943.76, 4,407.96 and 2,022.16 is: 3,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.76 : 4,407.96 = 2,022.16 : x
  2. Step 2: Convert to fraction form
    2,943.76/4,407.96 = 2,022.16/x
  3. Step 3: Cross multiply
    2,943.76x = 4,407.96 × 2,022.16
  4. Step 4: Simplify right side
    2,943.76x = 8,913,600.39
  5. Step 5: Solve for x
    x = 8,913,600.39/2,943.76
  6. Step 6: Final answer
    x = 3,027.96

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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.