Home / 4,217.08-6,321.57-3,856.18

Finding the Fourth Proportional to 4,217.08, 6,321.57 and 3,856.18

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Solution

The fourth proportional to 4,217.08, 6,321.57 and 3,856.18 is: 5,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.08 : 6,321.57 = 3,856.18 : x
  2. Step 2: Convert to fraction form
    4,217.08/6,321.57 = 3,856.18/x
  3. Step 3: Cross multiply
    4,217.08x = 6,321.57 × 3,856.18
  4. Step 4: Simplify right side
    4,217.08x = 24,377,111.80
  5. Step 5: Solve for x
    x = 24,377,111.80/4,217.08
  6. Step 6: Final answer
    x = 5,780.57

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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.