Home / 3,266.28-4,901.55-1,214.28

Finding the Fourth Proportional to 3,266.28, 4,901.55 and 1,214.28

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Solution

The fourth proportional to 3,266.28, 4,901.55 and 1,214.28 is: 1,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.28 : 4,901.55 = 1,214.28 : x
  2. Step 2: Convert to fraction form
    3,266.28/4,901.55 = 1,214.28/x
  3. Step 3: Cross multiply
    3,266.28x = 4,901.55 × 1,214.28
  4. Step 4: Simplify right side
    3,266.28x = 5,951,854.13
  5. Step 5: Solve for x
    x = 5,951,854.13/3,266.28
  6. Step 6: Final answer
    x = 1,822.21

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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.