Home / 8,554.40-12,808.44-4,441.76

Finding the Fourth Proportional to 8,554.40, 12,808.44 and 4,441.76

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Solution

The fourth proportional to 8,554.40, 12,808.44 and 4,441.76 is: 6,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.40 : 12,808.44 = 4,441.76 : x
  2. Step 2: Convert to fraction form
    8,554.40/12,808.44 = 4,441.76/x
  3. Step 3: Cross multiply
    8,554.40x = 12,808.44 × 4,441.76
  4. Step 4: Simplify right side
    8,554.40x = 56,892,016.45
  5. Step 5: Solve for x
    x = 56,892,016.45/8,554.40
  6. Step 6: Final answer
    x = 6,650.61

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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.