Home / 8,905.56-13,354.44-4,226.91

Finding the Fourth Proportional to 8,905.56, 13,354.44 and 4,226.91

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Solution

The fourth proportional to 8,905.56, 13,354.44 and 4,226.91 is: 6,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.56 : 13,354.44 = 4,226.91 : x
  2. Step 2: Convert to fraction form
    8,905.56/13,354.44 = 4,226.91/x
  3. Step 3: Cross multiply
    8,905.56x = 13,354.44 × 4,226.91
  4. Step 4: Simplify right side
    8,905.56x = 56,448,015.98
  5. Step 5: Solve for x
    x = 56,448,015.98/8,905.56
  6. Step 6: Final answer
    x = 6,338.51

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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.