Home / 3,377.28-4,660.38-1,885.08

Finding the Fourth Proportional to 3,377.28, 4,660.38 and 1,885.08

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Solution

The fourth proportional to 3,377.28, 4,660.38 and 1,885.08 is: 2,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.28 : 4,660.38 = 1,885.08 : x
  2. Step 2: Convert to fraction form
    3,377.28/4,660.38 = 1,885.08/x
  3. Step 3: Cross multiply
    3,377.28x = 4,660.38 × 1,885.08
  4. Step 4: Simplify right side
    3,377.28x = 8,785,189.13
  5. Step 5: Solve for x
    x = 8,785,189.13/3,377.28
  6. Step 6: Final answer
    x = 2,601.26

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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.