Home / 4,591.20-6,890.22-1,671.96

Finding the Fourth Proportional to 4,591.20, 6,890.22 and 1,671.96

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Solution

The fourth proportional to 4,591.20, 6,890.22 and 1,671.96 is: 2,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591.20 : 6,890.22 = 1,671.96 : x
  2. Step 2: Convert to fraction form
    4,591.20/6,890.22 = 1,671.96/x
  3. Step 3: Cross multiply
    4,591.20x = 6,890.22 × 1,671.96
  4. Step 4: Simplify right side
    4,591.20x = 11,520,172.23
  5. Step 5: Solve for x
    x = 11,520,172.23/4,591.20
  6. Step 6: Final answer
    x = 2,509.19

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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.