Home / 6,109.92-9,159.36-3,764.16

Finding the Fourth Proportional to 6,109.92, 9,159.36 and 3,764.16

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Solution

The fourth proportional to 6,109.92, 9,159.36 and 3,764.16 is: 5,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.92 : 9,159.36 = 3,764.16 : x
  2. Step 2: Convert to fraction form
    6,109.92/9,159.36 = 3,764.16/x
  3. Step 3: Cross multiply
    6,109.92x = 9,159.36 × 3,764.16
  4. Step 4: Simplify right side
    6,109.92x = 34,477,296.54
  5. Step 5: Solve for x
    x = 34,477,296.54/6,109.92
  6. Step 6: Final answer
    x = 5,642.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.