Home / 4,098.10-6,148.11-1,324.98

Finding the Fourth Proportional to 4,098.10, 6,148.11 and 1,324.98

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Solution

The fourth proportional to 4,098.10, 6,148.11 and 1,324.98 is: 1,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.10 : 6,148.11 = 1,324.98 : x
  2. Step 2: Convert to fraction form
    4,098.10/6,148.11 = 1,324.98/x
  3. Step 3: Cross multiply
    4,098.10x = 6,148.11 × 1,324.98
  4. Step 4: Simplify right side
    4,098.10x = 8,146,122.79
  5. Step 5: Solve for x
    x = 8,146,122.79/4,098.10
  6. Step 6: Final answer
    x = 1,987.78

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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.