Home / 5,528.80-8,282.08-2,747.05

Finding the Fourth Proportional to 5,528.80, 8,282.08 and 2,747.05

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Solution

The fourth proportional to 5,528.80, 8,282.08 and 2,747.05 is: 4,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.80 : 8,282.08 = 2,747.05 : x
  2. Step 2: Convert to fraction form
    5,528.80/8,282.08 = 2,747.05/x
  3. Step 3: Cross multiply
    5,528.80x = 8,282.08 × 2,747.05
  4. Step 4: Simplify right side
    5,528.80x = 22,751,287.86
  5. Step 5: Solve for x
    x = 22,751,287.86/5,528.80
  6. Step 6: Final answer
    x = 4,115.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.