Home / 3,506.92-5,247.78-2,580.28

Finding the Fourth Proportional to 3,506.92, 5,247.78 and 2,580.28

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Solution

The fourth proportional to 3,506.92, 5,247.78 and 2,580.28 is: 3,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.92 : 5,247.78 = 2,580.28 : x
  2. Step 2: Convert to fraction form
    3,506.92/5,247.78 = 2,580.28/x
  3. Step 3: Cross multiply
    3,506.92x = 5,247.78 × 2,580.28
  4. Step 4: Simplify right side
    3,506.92x = 13,540,741.78
  5. Step 5: Solve for x
    x = 13,540,741.78/3,506.92
  6. Step 6: Final answer
    x = 3,861.15

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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.