Home / 3,338.24-5,009.52-1,490.48

Finding the Fourth Proportional to 3,338.24, 5,009.52 and 1,490.48

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Solution

The fourth proportional to 3,338.24, 5,009.52 and 1,490.48 is: 2,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.24 : 5,009.52 = 1,490.48 : x
  2. Step 2: Convert to fraction form
    3,338.24/5,009.52 = 1,490.48/x
  3. Step 3: Cross multiply
    3,338.24x = 5,009.52 × 1,490.48
  4. Step 4: Simplify right side
    3,338.24x = 7,466,589.37
  5. Step 5: Solve for x
    x = 7,466,589.37/3,338.24
  6. Step 6: Final answer
    x = 2,236.68

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1.5x scale

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.