Home / 3,291.49-4,542.24-1,799.43

Finding the Fourth Proportional to 3,291.49, 4,542.24 and 1,799.43

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Solution

The fourth proportional to 3,291.49, 4,542.24 and 1,799.43 is: 2,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.49 : 4,542.24 = 1,799.43 : x
  2. Step 2: Convert to fraction form
    3,291.49/4,542.24 = 1,799.43/x
  3. Step 3: Cross multiply
    3,291.49x = 4,542.24 × 1,799.43
  4. Step 4: Simplify right side
    3,291.49x = 8,173,442.92
  5. Step 5: Solve for x
    x = 8,173,442.92/3,291.49
  6. Step 6: Final answer
    x = 2,483.20

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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.