Home / 5,222.09-7,206.87-2,983.92

Finding the Fourth Proportional to 5,222.09, 7,206.87 and 2,983.92

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Solution

The fourth proportional to 5,222.09, 7,206.87 and 2,983.92 is: 4,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.09 : 7,206.87 = 2,983.92 : x
  2. Step 2: Convert to fraction form
    5,222.09/7,206.87 = 2,983.92/x
  3. Step 3: Cross multiply
    5,222.09x = 7,206.87 × 2,983.92
  4. Step 4: Simplify right side
    5,222.09x = 21,504,712.34
  5. Step 5: Solve for x
    x = 21,504,712.34/5,222.09
  6. Step 6: Final answer
    x = 4,118.03

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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.