Home / 5,619.96-7,754.67-3,261.65

Finding the Fourth Proportional to 5,619.96, 7,754.67 and 3,261.65

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Solution

The fourth proportional to 5,619.96, 7,754.67 and 3,261.65 is: 4,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.96 : 7,754.67 = 3,261.65 : x
  2. Step 2: Convert to fraction form
    5,619.96/7,754.67 = 3,261.65/x
  3. Step 3: Cross multiply
    5,619.96x = 7,754.67 × 3,261.65
  4. Step 4: Simplify right side
    5,619.96x = 25,292,980.63
  5. Step 5: Solve for x
    x = 25,292,980.63/5,619.96
  6. Step 6: Final answer
    x = 4,500.56

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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.