Home / 2,299.03-3,172.67-1,251.10

Finding the Fourth Proportional to 2,299.03, 3,172.67 and 1,251.10

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Solution

The fourth proportional to 2,299.03, 3,172.67 and 1,251.10 is: 1,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.03 : 3,172.67 = 1,251.10 : x
  2. Step 2: Convert to fraction form
    2,299.03/3,172.67 = 1,251.10/x
  3. Step 3: Cross multiply
    2,299.03x = 3,172.67 × 1,251.10
  4. Step 4: Simplify right side
    2,299.03x = 3,969,311.99
  5. Step 5: Solve for x
    x = 3,969,311.99/2,299.03
  6. Step 6: Final answer
    x = 1,726.51

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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.