Home / 3,371.28-4,652.68-1,955.48

Finding the Fourth Proportional to 3,371.28, 4,652.68 and 1,955.48

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Solution

The fourth proportional to 3,371.28, 4,652.68 and 1,955.48 is: 2,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.28 : 4,652.68 = 1,955.48 : x
  2. Step 2: Convert to fraction form
    3,371.28/4,652.68 = 1,955.48/x
  3. Step 3: Cross multiply
    3,371.28x = 4,652.68 × 1,955.48
  4. Step 4: Simplify right side
    3,371.28x = 9,098,222.69
  5. Step 5: Solve for x
    x = 9,098,222.69/3,371.28
  6. Step 6: Final answer
    x = 2,698.74

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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.