Home / 6,120.69-8,446.07-3,468.51

Finding the Fourth Proportional to 6,120.69, 8,446.07 and 3,468.51

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Solution

The fourth proportional to 6,120.69, 8,446.07 and 3,468.51 is: 4,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.69 : 8,446.07 = 3,468.51 : x
  2. Step 2: Convert to fraction form
    6,120.69/8,446.07 = 3,468.51/x
  3. Step 3: Cross multiply
    6,120.69x = 8,446.07 × 3,468.51
  4. Step 4: Simplify right side
    6,120.69x = 29,295,278.26
  5. Step 5: Solve for x
    x = 29,295,278.26/6,120.69
  6. Step 6: Final answer
    x = 4,786.27

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Half scale
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Double scale
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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.