Home / 4,520.16-6,241.32-3,640.10

Finding the Fourth Proportional to 4,520.16, 6,241.32 and 3,640.10

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Solution

The fourth proportional to 4,520.16, 6,241.32 and 3,640.10 is: 5,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.16 : 6,241.32 = 3,640.10 : x
  2. Step 2: Convert to fraction form
    4,520.16/6,241.32 = 3,640.10/x
  3. Step 3: Cross multiply
    4,520.16x = 6,241.32 × 3,640.10
  4. Step 4: Simplify right side
    4,520.16x = 22,718,997.73
  5. Step 5: Solve for x
    x = 22,718,997.73/4,520.16
  6. Step 6: Final answer
    x = 5,026.15

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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.