Home / 3,291.51-4,542.36-1,799.43

Finding the Fourth Proportional to 3,291.51, 4,542.36 and 1,799.43

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Solution

The fourth proportional to 3,291.51, 4,542.36 and 1,799.43 is: 2,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.51 : 4,542.36 = 1,799.43 : x
  2. Step 2: Convert to fraction form
    3,291.51/4,542.36 = 1,799.43/x
  3. Step 3: Cross multiply
    3,291.51x = 4,542.36 × 1,799.43
  4. Step 4: Simplify right side
    3,291.51x = 8,173,658.85
  5. Step 5: Solve for x
    x = 8,173,658.85/3,291.51
  6. Step 6: Final answer
    x = 2,483.26

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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.