Home / 10,278.82-14,170.66-6,500.10

Finding the Fourth Proportional to 10,278.82, 14,170.66 and 6,500.10

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Solution

The fourth proportional to 10,278.82, 14,170.66 and 6,500.10 is: 8,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.82 : 14,170.66 = 6,500.10 : x
  2. Step 2: Convert to fraction form
    10,278.82/14,170.66 = 6,500.10/x
  3. Step 3: Cross multiply
    10,278.82x = 14,170.66 × 6,500.10
  4. Step 4: Simplify right side
    10,278.82x = 92,110,673.39
  5. Step 5: Solve for x
    x = 92,110,673.39/10,278.82
  6. Step 6: Final answer
    x = 8,961.21

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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.