Home / 3,522.37-5,280.47-1,332.64

Finding the Fourth Proportional to 3,522.37, 5,280.47 and 1,332.64

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Solution

The fourth proportional to 3,522.37, 5,280.47 and 1,332.64 is: 1,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.37 : 5,280.47 = 1,332.64 : x
  2. Step 2: Convert to fraction form
    3,522.37/5,280.47 = 1,332.64/x
  3. Step 3: Cross multiply
    3,522.37x = 5,280.47 × 1,332.64
  4. Step 4: Simplify right side
    3,522.37x = 7,036,965.54
  5. Step 5: Solve for x
    x = 7,036,965.54/3,522.37
  6. Step 6: Final answer
    x = 1,997.79

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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.