Home / 3,369.24-4,650.60-1,972.32

Finding the Fourth Proportional to 3,369.24, 4,650.60 and 1,972.32

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Solution

The fourth proportional to 3,369.24, 4,650.60 and 1,972.32 is: 2,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.24 : 4,650.60 = 1,972.32 : x
  2. Step 2: Convert to fraction form
    3,369.24/4,650.60 = 1,972.32/x
  3. Step 3: Cross multiply
    3,369.24x = 4,650.60 × 1,972.32
  4. Step 4: Simplify right side
    3,369.24x = 9,172,471.39
  5. Step 5: Solve for x
    x = 9,172,471.39/3,369.24
  6. Step 6: Final answer
    x = 2,722.42

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1.5x scale

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.