Home / 10,334.19-15,500.88-4,408.64

Finding the Fourth Proportional to 10,334.19, 15,500.88 and 4,408.64

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Solution

The fourth proportional to 10,334.19, 15,500.88 and 4,408.64 is: 6,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.19 : 15,500.88 = 4,408.64 : x
  2. Step 2: Convert to fraction form
    10,334.19/15,500.88 = 4,408.64/x
  3. Step 3: Cross multiply
    10,334.19x = 15,500.88 × 4,408.64
  4. Step 4: Simplify right side
    10,334.19x = 68,337,722.10
  5. Step 5: Solve for x
    x = 68,337,722.10/10,334.19
  6. Step 6: Final answer
    x = 6,612.78

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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.