Home / 5,179.20-7,152.39-3,294.33

Finding the Fourth Proportional to 5,179.20, 7,152.39 and 3,294.33

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Solution

The fourth proportional to 5,179.20, 7,152.39 and 3,294.33 is: 4,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179.20 : 7,152.39 = 3,294.33 : x
  2. Step 2: Convert to fraction form
    5,179.20/7,152.39 = 3,294.33/x
  3. Step 3: Cross multiply
    5,179.20x = 7,152.39 × 3,294.33
  4. Step 4: Simplify right side
    5,179.20x = 23,562,332.95
  5. Step 5: Solve for x
    x = 23,562,332.95/5,179.20
  6. Step 6: Final answer
    x = 4,549.42

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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.