Home / 2,299.01-3,172.64-1,251.07

Finding the Fourth Proportional to 2,299.01, 3,172.64 and 1,251.07

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Solution

The fourth proportional to 2,299.01, 3,172.64 and 1,251.07 is: 1,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.01 : 3,172.64 = 1,251.07 : x
  2. Step 2: Convert to fraction form
    2,299.01/3,172.64 = 1,251.07/x
  3. Step 3: Cross multiply
    2,299.01x = 3,172.64 × 1,251.07
  4. Step 4: Simplify right side
    2,299.01x = 3,969,200.02
  5. Step 5: Solve for x
    x = 3,969,200.02/2,299.01
  6. Step 6: Final answer
    x = 1,726.48

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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.