Home / 5,520.97-7,618.94-3,036.97

Finding the Fourth Proportional to 5,520.97, 7,618.94 and 3,036.97

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Solution

The fourth proportional to 5,520.97, 7,618.94 and 3,036.97 is: 4,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.97 : 7,618.94 = 3,036.97 : x
  2. Step 2: Convert to fraction form
    5,520.97/7,618.94 = 3,036.97/x
  3. Step 3: Cross multiply
    5,520.97x = 7,618.94 × 3,036.97
  4. Step 4: Simplify right side
    5,520.97x = 23,138,492.21
  5. Step 5: Solve for x
    x = 23,138,492.21/5,520.97
  6. Step 6: Final answer
    x = 4,191.02

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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.