Home / 5,619.04-7,754.80-3,135.04

Finding the Fourth Proportional to 5,619.04, 7,754.80 and 3,135.04

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Solution

The fourth proportional to 5,619.04, 7,754.80 and 3,135.04 is: 4,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.04 : 7,754.80 = 3,135.04 : x
  2. Step 2: Convert to fraction form
    5,619.04/7,754.80 = 3,135.04/x
  3. Step 3: Cross multiply
    5,619.04x = 7,754.80 × 3,135.04
  4. Step 4: Simplify right side
    5,619.04x = 24,311,608.19
  5. Step 5: Solve for x
    x = 24,311,608.19/5,619.04
  6. Step 6: Final answer
    x = 4,326.65

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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.