Home / 3,291.46-4,542.32-1,799.47

Finding the Fourth Proportional to 3,291.46, 4,542.32 and 1,799.47

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Solution

The fourth proportional to 3,291.46, 4,542.32 and 1,799.47 is: 2,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.46 : 4,542.32 = 1,799.47 : x
  2. Step 2: Convert to fraction form
    3,291.46/4,542.32 = 1,799.47/x
  3. Step 3: Cross multiply
    3,291.46x = 4,542.32 × 1,799.47
  4. Step 4: Simplify right side
    3,291.46x = 8,173,768.57
  5. Step 5: Solve for x
    x = 8,173,768.57/3,291.46
  6. Step 6: Final answer
    x = 2,483.33

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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.