Home / 3,625.78-5,439.36-1,159.94

Finding the Fourth Proportional to 3,625.78, 5,439.36 and 1,159.94

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Solution

The fourth proportional to 3,625.78, 5,439.36 and 1,159.94 is: 1,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.78 : 5,439.36 = 1,159.94 : x
  2. Step 2: Convert to fraction form
    3,625.78/5,439.36 = 1,159.94/x
  3. Step 3: Cross multiply
    3,625.78x = 5,439.36 × 1,159.94
  4. Step 4: Simplify right side
    3,625.78x = 6,309,333.69
  5. Step 5: Solve for x
    x = 6,309,333.69/3,625.78
  6. Step 6: Final answer
    x = 1,740.13

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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.