Home / 7,133.20-10,700.94-2,201.68

Finding the Fourth Proportional to 7,133.20, 10,700.94 and 2,201.68

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Solution

The fourth proportional to 7,133.20, 10,700.94 and 2,201.68 is: 3,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.20 : 10,700.94 = 2,201.68 : x
  2. Step 2: Convert to fraction form
    7,133.20/10,700.94 = 2,201.68/x
  3. Step 3: Cross multiply
    7,133.20x = 10,700.94 × 2,201.68
  4. Step 4: Simplify right side
    7,133.20x = 23,560,045.58
  5. Step 5: Solve for x
    x = 23,560,045.58/7,133.20
  6. Step 6: Final answer
    x = 3,302.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.