Home / 5,559.44-7,671.56-3,168.77

Finding the Fourth Proportional to 5,559.44, 7,671.56 and 3,168.77

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Solution

The fourth proportional to 5,559.44, 7,671.56 and 3,168.77 is: 4,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.44 : 7,671.56 = 3,168.77 : x
  2. Step 2: Convert to fraction form
    5,559.44/7,671.56 = 3,168.77/x
  3. Step 3: Cross multiply
    5,559.44x = 7,671.56 × 3,168.77
  4. Step 4: Simplify right side
    5,559.44x = 24,309,354.98
  5. Step 5: Solve for x
    x = 24,309,354.98/5,559.44
  6. Step 6: Final answer
    x = 4,372.63

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Half scale
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Double scale
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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.