Home / 5,212.49-7,189.49-3,322.11

Finding the Fourth Proportional to 5,212.49, 7,189.49 and 3,322.11

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Solution

The fourth proportional to 5,212.49, 7,189.49 and 3,322.11 is: 4,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.49 : 7,189.49 = 3,322.11 : x
  2. Step 2: Convert to fraction form
    5,212.49/7,189.49 = 3,322.11/x
  3. Step 3: Cross multiply
    5,212.49x = 7,189.49 × 3,322.11
  4. Step 4: Simplify right side
    5,212.49x = 23,884,311.89
  5. Step 5: Solve for x
    x = 23,884,311.89/5,212.49
  6. Step 6: Final answer
    x = 4,582.14

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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.