Home / 3,329.92-4,584-2,861.44

Finding the Fourth Proportional to 3,329.92, 4,584 and 2,861.44

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Solution

The fourth proportional to 3,329.92, 4,584 and 2,861.44 is: 3,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.92 : 4,584 = 2,861.44 : x
  2. Step 2: Convert to fraction form
    3,329.92/4,584 = 2,861.44/x
  3. Step 3: Cross multiply
    3,329.92x = 4,584 × 2,861.44
  4. Step 4: Simplify right side
    3,329.92x = 13,116,840.96
  5. Step 5: Solve for x
    x = 13,116,840.96/3,329.92
  6. Step 6: Final answer
    x = 3,939.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.