Home / 5,520.11-8,277.56-2,007.64

Finding the Fourth Proportional to 5,520.11, 8,277.56 and 2,007.64

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Solution

The fourth proportional to 5,520.11, 8,277.56 and 2,007.64 is: 3,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.11 : 8,277.56 = 2,007.64 : x
  2. Step 2: Convert to fraction form
    5,520.11/8,277.56 = 2,007.64/x
  3. Step 3: Cross multiply
    5,520.11x = 8,277.56 × 2,007.64
  4. Step 4: Simplify right side
    5,520.11x = 16,618,329.83
  5. Step 5: Solve for x
    x = 16,618,329.83/5,520.11
  6. Step 6: Final answer
    x = 3,010.51

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Half scale
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Double scale
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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.