Home / 3,098.55-4,648.52-1,455.12

Finding the Fourth Proportional to 3,098.55, 4,648.52 and 1,455.12

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Solution

The fourth proportional to 3,098.55, 4,648.52 and 1,455.12 is: 2,183.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.55 : 4,648.52 = 1,455.12 : x
  2. Step 2: Convert to fraction form
    3,098.55/4,648.52 = 1,455.12/x
  3. Step 3: Cross multiply
    3,098.55x = 4,648.52 × 1,455.12
  4. Step 4: Simplify right side
    3,098.55x = 6,764,154.42
  5. Step 5: Solve for x
    x = 6,764,154.42/3,098.55
  6. Step 6: Final answer
    x = 2,183.01

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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.