Home / 3,866.36-5,332.05-3,270.11

Finding the Fourth Proportional to 3,866.36, 5,332.05 and 3,270.11

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Solution

The fourth proportional to 3,866.36, 5,332.05 and 3,270.11 is: 4,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866.36 : 5,332.05 = 3,270.11 : x
  2. Step 2: Convert to fraction form
    3,866.36/5,332.05 = 3,270.11/x
  3. Step 3: Cross multiply
    3,866.36x = 5,332.05 × 3,270.11
  4. Step 4: Simplify right side
    3,866.36x = 17,436,363.37
  5. Step 5: Solve for x
    x = 17,436,363.37/3,866.36
  6. Step 6: Final answer
    x = 4,509.77

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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.