Home / 3,282.48-4,528.39-2,219.87

Finding the Fourth Proportional to 3,282.48, 4,528.39 and 2,219.87

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Solution

The fourth proportional to 3,282.48, 4,528.39 and 2,219.87 is: 3,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.48 : 4,528.39 = 2,219.87 : x
  2. Step 2: Convert to fraction form
    3,282.48/4,528.39 = 2,219.87/x
  3. Step 3: Cross multiply
    3,282.48x = 4,528.39 × 2,219.87
  4. Step 4: Simplify right side
    3,282.48x = 10,052,426.01
  5. Step 5: Solve for x
    x = 10,052,426.01/3,282.48
  6. Step 6: Final answer
    x = 3,062.45

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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.