Home / 4,132.48-6,198.18-1,358.68

Finding the Fourth Proportional to 4,132.48, 6,198.18 and 1,358.68

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Solution

The fourth proportional to 4,132.48, 6,198.18 and 1,358.68 is: 2,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.48 : 6,198.18 = 1,358.68 : x
  2. Step 2: Convert to fraction form
    4,132.48/6,198.18 = 1,358.68/x
  3. Step 3: Cross multiply
    4,132.48x = 6,198.18 × 1,358.68
  4. Step 4: Simplify right side
    4,132.48x = 8,421,343.20
  5. Step 5: Solve for x
    x = 8,421,343.20/4,132.48
  6. Step 6: Final answer
    x = 2,037.84

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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.