Home / 4,217.39-6,325.99-1,406.42

Finding the Fourth Proportional to 4,217.39, 6,325.99 and 1,406.42

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Solution

The fourth proportional to 4,217.39, 6,325.99 and 1,406.42 is: 2,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.39 : 6,325.99 = 1,406.42 : x
  2. Step 2: Convert to fraction form
    4,217.39/6,325.99 = 1,406.42/x
  3. Step 3: Cross multiply
    4,217.39x = 6,325.99 × 1,406.42
  4. Step 4: Simplify right side
    4,217.39x = 8,897,014.67
  5. Step 5: Solve for x
    x = 8,897,014.67/4,217.39
  6. Step 6: Final answer
    x = 2,109.60

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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.