Home / 3,291.34-4,542.13-1,799.32

Finding the Fourth Proportional to 3,291.34, 4,542.13 and 1,799.32

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Solution

The fourth proportional to 3,291.34, 4,542.13 and 1,799.32 is: 2,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.34 : 4,542.13 = 1,799.32 : x
  2. Step 2: Convert to fraction form
    3,291.34/4,542.13 = 1,799.32/x
  3. Step 3: Cross multiply
    3,291.34x = 4,542.13 × 1,799.32
  4. Step 4: Simplify right side
    3,291.34x = 8,172,745.35
  5. Step 5: Solve for x
    x = 8,172,745.35/3,291.34
  6. Step 6: Final answer
    x = 2,483.11

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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.