Home / 11,329.32-15,634.11-6,293.69

Finding the Fourth Proportional to 11,329.32, 15,634.11 and 6,293.69

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Solution

The fourth proportional to 11,329.32, 15,634.11 and 6,293.69 is: 8,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.32 : 15,634.11 = 6,293.69 : x
  2. Step 2: Convert to fraction form
    11,329.32/15,634.11 = 6,293.69/x
  3. Step 3: Cross multiply
    11,329.32x = 15,634.11 × 6,293.69
  4. Step 4: Simplify right side
    11,329.32x = 98,396,241.77
  5. Step 5: Solve for x
    x = 98,396,241.77/11,329.32
  6. Step 6: Final answer
    x = 8,685.10

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Half 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.