Home / 4,329.14-6,486.35-3,909.02

Finding the Fourth Proportional to 4,329.14, 6,486.35 and 3,909.02

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Solution

The fourth proportional to 4,329.14, 6,486.35 and 3,909.02 is: 5,856.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.14 : 6,486.35 = 3,909.02 : x
  2. Step 2: Convert to fraction form
    4,329.14/6,486.35 = 3,909.02/x
  3. Step 3: Cross multiply
    4,329.14x = 6,486.35 × 3,909.02
  4. Step 4: Simplify right side
    4,329.14x = 25,355,219.90
  5. Step 5: Solve for x
    x = 25,355,219.90/4,329.14
  6. Step 6: Final answer
    x = 5,856.88

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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.