Home / 4,100.18-6,151.36-2,151.86

Finding the Fourth Proportional to 4,100.18, 6,151.36 and 2,151.86

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Solution

The fourth proportional to 4,100.18, 6,151.36 and 2,151.86 is: 3,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.18 : 6,151.36 = 2,151.86 : x
  2. Step 2: Convert to fraction form
    4,100.18/6,151.36 = 2,151.86/x
  3. Step 3: Cross multiply
    4,100.18x = 6,151.36 × 2,151.86
  4. Step 4: Simplify right side
    4,100.18x = 13,236,865.53
  5. Step 5: Solve for x
    x = 13,236,865.53/4,100.18
  6. Step 6: Final answer
    x = 3,228.36

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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.