Home / 5,222.13-7,206.55-2,832.14

Finding the Fourth Proportional to 5,222.13, 7,206.55 and 2,832.14

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Solution

The fourth proportional to 5,222.13, 7,206.55 and 2,832.14 is: 3,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.13 : 7,206.55 = 2,832.14 : x
  2. Step 2: Convert to fraction form
    5,222.13/7,206.55 = 2,832.14/x
  3. Step 3: Cross multiply
    5,222.13x = 7,206.55 × 2,832.14
  4. Step 4: Simplify right side
    5,222.13x = 20,409,958.52
  5. Step 5: Solve for x
    x = 20,409,958.52/5,222.13
  6. Step 6: Final answer
    x = 3,908.36

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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.