Home / 10,441.12-14,408.32-6,246.88

Finding the Fourth Proportional to 10,441.12, 14,408.32 and 6,246.88

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Solution

The fourth proportional to 10,441.12, 14,408.32 and 6,246.88 is: 8,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.12 : 14,408.32 = 6,246.88 : x
  2. Step 2: Convert to fraction form
    10,441.12/14,408.32 = 6,246.88/x
  3. Step 3: Cross multiply
    10,441.12x = 14,408.32 × 6,246.88
  4. Step 4: Simplify right side
    10,441.12x = 90,007,046.04
  5. Step 5: Solve for x
    x = 90,007,046.04/10,441.12
  6. Step 6: Final answer
    x = 8,620.44

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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.