Home / 3,884.56-5,358.98-2,625.15

Finding the Fourth Proportional to 3,884.56, 5,358.98 and 2,625.15

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Solution

The fourth proportional to 3,884.56, 5,358.98 and 2,625.15 is: 3,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.56 : 5,358.98 = 2,625.15 : x
  2. Step 2: Convert to fraction form
    3,884.56/5,358.98 = 2,625.15/x
  3. Step 3: Cross multiply
    3,884.56x = 5,358.98 × 2,625.15
  4. Step 4: Simplify right side
    3,884.56x = 14,068,142.96
  5. Step 5: Solve for x
    x = 14,068,142.96/3,884.56
  6. Step 6: Final answer
    x = 3,621.56

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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.