Home / 5,521.83-7,620.26-3,004.11

Finding the Fourth Proportional to 5,521.83, 7,620.26 and 3,004.11

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Solution

The fourth proportional to 5,521.83, 7,620.26 and 3,004.11 is: 4,145.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.83 : 7,620.26 = 3,004.11 : x
  2. Step 2: Convert to fraction form
    5,521.83/7,620.26 = 3,004.11/x
  3. Step 3: Cross multiply
    5,521.83x = 7,620.26 × 3,004.11
  4. Step 4: Simplify right side
    5,521.83x = 22,892,084.25
  5. Step 5: Solve for x
    x = 22,892,084.25/5,521.83
  6. Step 6: Final answer
    x = 4,145.74

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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.