Home / 3,320.20-4,580.92-2,061.32

Finding the Fourth Proportional to 3,320.20, 4,580.92 and 2,061.32

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Solution

The fourth proportional to 3,320.20, 4,580.92 and 2,061.32 is: 2,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.20 : 4,580.92 = 2,061.32 : x
  2. Step 2: Convert to fraction form
    3,320.20/4,580.92 = 2,061.32/x
  3. Step 3: Cross multiply
    3,320.20x = 4,580.92 × 2,061.32
  4. Step 4: Simplify right side
    3,320.20x = 9,442,742.01
  5. Step 5: Solve for x
    x = 9,442,742.01/3,320.20
  6. Step 6: Final answer
    x = 2,844.03

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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.