Home / 5,620.82-7,757.15-3,263.32

Finding the Fourth Proportional to 5,620.82, 7,757.15 and 3,263.32

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Solution

The fourth proportional to 5,620.82, 7,757.15 and 3,263.32 is: 4,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.82 : 7,757.15 = 3,263.32 : x
  2. Step 2: Convert to fraction form
    5,620.82/7,757.15 = 3,263.32/x
  3. Step 3: Cross multiply
    5,620.82x = 7,757.15 × 3,263.32
  4. Step 4: Simplify right side
    5,620.82x = 25,314,062.74
  5. Step 5: Solve for x
    x = 25,314,062.74/5,620.82
  6. Step 6: Final answer
    x = 4,503.62

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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.