Home / 5,515.39-7,610.77-3,277.83

Finding the Fourth Proportional to 5,515.39, 7,610.77 and 3,277.83

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Solution

The fourth proportional to 5,515.39, 7,610.77 and 3,277.83 is: 4,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.39 : 7,610.77 = 3,277.83 : x
  2. Step 2: Convert to fraction form
    5,515.39/7,610.77 = 3,277.83/x
  3. Step 3: Cross multiply
    5,515.39x = 7,610.77 × 3,277.83
  4. Step 4: Simplify right side
    5,515.39x = 24,946,810.23
  5. Step 5: Solve for x
    x = 24,946,810.23/5,515.39
  6. Step 6: Final answer
    x = 4,523.13

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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.