Home / 10,331.37-15,499.05-4,408.17

Finding the Fourth Proportional to 10,331.37, 15,499.05 and 4,408.17

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Solution

The fourth proportional to 10,331.37, 15,499.05 and 4,408.17 is: 6,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.37 : 15,499.05 = 4,408.17 : x
  2. Step 2: Convert to fraction form
    10,331.37/15,499.05 = 4,408.17/x
  3. Step 3: Cross multiply
    10,331.37x = 15,499.05 × 4,408.17
  4. Step 4: Simplify right side
    10,331.37x = 68,322,447.24
  5. Step 5: Solve for x
    x = 68,322,447.24/10,331.37
  6. Step 6: Final answer
    x = 6,613.11

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1.5x scale

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.