Home / 4,121.48-6,182.72-1,488.56

Finding the Fourth Proportional to 4,121.48, 6,182.72 and 1,488.56

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Solution

The fourth proportional to 4,121.48, 6,182.72 and 1,488.56 is: 2,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.48 : 6,182.72 = 1,488.56 : x
  2. Step 2: Convert to fraction form
    4,121.48/6,182.72 = 1,488.56/x
  3. Step 3: Cross multiply
    4,121.48x = 6,182.72 × 1,488.56
  4. Step 4: Simplify right side
    4,121.48x = 9,203,349.68
  5. Step 5: Solve for x
    x = 9,203,349.68/4,121.48
  6. Step 6: Final answer
    x = 2,233.02

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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.