Home / 4,245.36-6,363.42-1,781.52

Finding the Fourth Proportional to 4,245.36, 6,363.42 and 1,781.52

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Solution

The fourth proportional to 4,245.36, 6,363.42 and 1,781.52 is: 2,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.36 : 6,363.42 = 1,781.52 : x
  2. Step 2: Convert to fraction form
    4,245.36/6,363.42 = 1,781.52/x
  3. Step 3: Cross multiply
    4,245.36x = 6,363.42 × 1,781.52
  4. Step 4: Simplify right side
    4,245.36x = 11,336,560.00
  5. Step 5: Solve for x
    x = 11,336,560.00/4,245.36
  6. Step 6: Final answer
    x = 2,670.34

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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.