Home / 3,553.32-5,332.72-1,362.68

Finding the Fourth Proportional to 3,553.32, 5,332.72 and 1,362.68

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Solution

The fourth proportional to 3,553.32, 5,332.72 and 1,362.68 is: 2,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.32 : 5,332.72 = 1,362.68 : x
  2. Step 2: Convert to fraction form
    3,553.32/5,332.72 = 1,362.68/x
  3. Step 3: Cross multiply
    3,553.32x = 5,332.72 × 1,362.68
  4. Step 4: Simplify right side
    3,553.32x = 7,266,790.89
  5. Step 5: Solve for x
    x = 7,266,790.89/3,553.32
  6. Step 6: Final answer
    x = 2,045.07

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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.