Home / 7,181.32-10,772.70-2,563.24

Finding the Fourth Proportional to 7,181.32, 10,772.70 and 2,563.24

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Solution

The fourth proportional to 7,181.32, 10,772.70 and 2,563.24 is: 3,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.32 : 10,772.70 = 2,563.24 : x
  2. Step 2: Convert to fraction form
    7,181.32/10,772.70 = 2,563.24/x
  3. Step 3: Cross multiply
    7,181.32x = 10,772.70 × 2,563.24
  4. Step 4: Simplify right side
    7,181.32x = 27,613,015.55
  5. Step 5: Solve for x
    x = 27,613,015.55/7,181.32
  6. Step 6: Final answer
    x = 3,845.12

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1.5x scale

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.