Home / 4,118.78-5,684.11-2,350.96

Finding the Fourth Proportional to 4,118.78, 5,684.11 and 2,350.96

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Solution

The fourth proportional to 4,118.78, 5,684.11 and 2,350.96 is: 3,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.78 : 5,684.11 = 2,350.96 : x
  2. Step 2: Convert to fraction form
    4,118.78/5,684.11 = 2,350.96/x
  3. Step 3: Cross multiply
    4,118.78x = 5,684.11 × 2,350.96
  4. Step 4: Simplify right side
    4,118.78x = 13,363,095.16
  5. Step 5: Solve for x
    x = 13,363,095.16/4,118.78
  6. Step 6: Final answer
    x = 3,244.43

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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.