Home / 2,808.28-4,214.18-1,576.48

Finding the Fourth Proportional to 2,808.28, 4,214.18 and 1,576.48

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Solution

The fourth proportional to 2,808.28, 4,214.18 and 1,576.48 is: 2,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.28 : 4,214.18 = 1,576.48 : x
  2. Step 2: Convert to fraction form
    2,808.28/4,214.18 = 1,576.48/x
  3. Step 3: Cross multiply
    2,808.28x = 4,214.18 × 1,576.48
  4. Step 4: Simplify right side
    2,808.28x = 6,643,570.49
  5. Step 5: Solve for x
    x = 6,643,570.49/2,808.28
  6. Step 6: Final answer
    x = 2,365.71

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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.