Home / 4,151.61-6,226.20-3,419.37

Finding the Fourth Proportional to 4,151.61, 6,226.20 and 3,419.37

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Solution

The fourth proportional to 4,151.61, 6,226.20 and 3,419.37 is: 5,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.61 : 6,226.20 = 3,419.37 : x
  2. Step 2: Convert to fraction form
    4,151.61/6,226.20 = 3,419.37/x
  3. Step 3: Cross multiply
    4,151.61x = 6,226.20 × 3,419.37
  4. Step 4: Simplify right side
    4,151.61x = 21,289,681.49
  5. Step 5: Solve for x
    x = 21,289,681.49/4,151.61
  6. Step 6: Final answer
    x = 5,128.05

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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.