Home / 3,049.28-4,208.22-1,723.11

Finding the Fourth Proportional to 3,049.28, 4,208.22 and 1,723.11

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Solution

The fourth proportional to 3,049.28, 4,208.22 and 1,723.11 is: 2,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.28 : 4,208.22 = 1,723.11 : x
  2. Step 2: Convert to fraction form
    3,049.28/4,208.22 = 1,723.11/x
  3. Step 3: Cross multiply
    3,049.28x = 4,208.22 × 1,723.11
  4. Step 4: Simplify right side
    3,049.28x = 7,251,210.18
  5. Step 5: Solve for x
    x = 7,251,210.18/3,049.28
  6. Step 6: Final answer
    x = 2,378.01

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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.