Home / 5,229.01-7,216.04-2,838.98

Finding the Fourth Proportional to 5,229.01, 7,216.04 and 2,838.98

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Solution

The fourth proportional to 5,229.01, 7,216.04 and 2,838.98 is: 3,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.01 : 7,216.04 = 2,838.98 : x
  2. Step 2: Convert to fraction form
    5,229.01/7,216.04 = 2,838.98/x
  3. Step 3: Cross multiply
    5,229.01x = 7,216.04 × 2,838.98
  4. Step 4: Simplify right side
    5,229.01x = 20,486,179.04
  5. Step 5: Solve for x
    x = 20,486,179.04/5,229.01
  6. Step 6: Final answer
    x = 3,917.79

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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.