Home / 3,242.28-4,475.34-2,194.32

Finding the Fourth Proportional to 3,242.28, 4,475.34 and 2,194.32

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Solution

The fourth proportional to 3,242.28, 4,475.34 and 2,194.32 is: 3,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.28 : 4,475.34 = 2,194.32 : x
  2. Step 2: Convert to fraction form
    3,242.28/4,475.34 = 2,194.32/x
  3. Step 3: Cross multiply
    3,242.28x = 4,475.34 × 2,194.32
  4. Step 4: Simplify right side
    3,242.28x = 9,820,328.07
  5. Step 5: Solve for x
    x = 9,820,328.07/3,242.28
  6. Step 6: Final answer
    x = 3,028.83

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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.