Home / 3,291.27-4,541.97-1,799.20

Finding the Fourth Proportional to 3,291.27, 4,541.97 and 1,799.20

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Solution

The fourth proportional to 3,291.27, 4,541.97 and 1,799.20 is: 2,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.27 : 4,541.97 = 1,799.20 : x
  2. Step 2: Convert to fraction form
    3,291.27/4,541.97 = 1,799.20/x
  3. Step 3: Cross multiply
    3,291.27x = 4,541.97 × 1,799.20
  4. Step 4: Simplify right side
    3,291.27x = 8,171,884.12
  5. Step 5: Solve for x
    x = 8,171,884.12/3,291.27
  6. Step 6: Final answer
    x = 2,482.89

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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.