Home / 3,276.20-4,526.91-2,618.48

Finding the Fourth Proportional to 3,276.20, 4,526.91 and 2,618.48

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Solution

The fourth proportional to 3,276.20, 4,526.91 and 2,618.48 is: 3,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.20 : 4,526.91 = 2,618.48 : x
  2. Step 2: Convert to fraction form
    3,276.20/4,526.91 = 2,618.48/x
  3. Step 3: Cross multiply
    3,276.20x = 4,526.91 × 2,618.48
  4. Step 4: Simplify right side
    3,276.20x = 11,853,623.30
  5. Step 5: Solve for x
    x = 11,853,623.30/3,276.20
  6. Step 6: Final answer
    x = 3,618.10

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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.