Home / 10,180.82-14,056.38-6,358.28

Finding the Fourth Proportional to 10,180.82, 14,056.38 and 6,358.28

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Solution

The fourth proportional to 10,180.82, 14,056.38 and 6,358.28 is: 8,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.82 : 14,056.38 = 6,358.28 : x
  2. Step 2: Convert to fraction form
    10,180.82/14,056.38 = 6,358.28/x
  3. Step 3: Cross multiply
    10,180.82x = 14,056.38 × 6,358.28
  4. Step 4: Simplify right side
    10,180.82x = 89,374,329.54
  5. Step 5: Solve for x
    x = 89,374,329.54/10,180.82
  6. Step 6: Final answer
    x = 8,778.69

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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.