Home / 4,180.16-6,267.84-1,581.44

Finding the Fourth Proportional to 4,180.16, 6,267.84 and 1,581.44

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Solution

The fourth proportional to 4,180.16, 6,267.84 and 1,581.44 is: 2,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.16 : 6,267.84 = 1,581.44 : x
  2. Step 2: Convert to fraction form
    4,180.16/6,267.84 = 1,581.44/x
  3. Step 3: Cross multiply
    4,180.16x = 6,267.84 × 1,581.44
  4. Step 4: Simplify right side
    4,180.16x = 9,912,212.89
  5. Step 5: Solve for x
    x = 9,912,212.89/4,180.16
  6. Step 6: Final answer
    x = 2,371.25

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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.