Home / 5,219.39-7,203.05-3,096.18

Finding the Fourth Proportional to 5,219.39, 7,203.05 and 3,096.18

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Solution

The fourth proportional to 5,219.39, 7,203.05 and 3,096.18 is: 4,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.39 : 7,203.05 = 3,096.18 : x
  2. Step 2: Convert to fraction form
    5,219.39/7,203.05 = 3,096.18/x
  3. Step 3: Cross multiply
    5,219.39x = 7,203.05 × 3,096.18
  4. Step 4: Simplify right side
    5,219.39x = 22,301,887.85
  5. Step 5: Solve for x
    x = 22,301,887.85/5,219.39
  6. Step 6: Final answer
    x = 4,272.90

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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.