Home / 5,920.19-8,169.48-3,267.60

Finding the Fourth Proportional to 5,920.19, 8,169.48 and 3,267.60

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Solution

The fourth proportional to 5,920.19, 8,169.48 and 3,267.60 is: 4,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.19 : 8,169.48 = 3,267.60 : x
  2. Step 2: Convert to fraction form
    5,920.19/8,169.48 = 3,267.60/x
  3. Step 3: Cross multiply
    5,920.19x = 8,169.48 × 3,267.60
  4. Step 4: Simplify right side
    5,920.19x = 26,694,592.85
  5. Step 5: Solve for x
    x = 26,694,592.85/5,920.19
  6. Step 6: Final answer
    x = 4,509.08

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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.