Home / 7,181.36-10,767.60-2,500.28

Finding the Fourth Proportional to 7,181.36, 10,767.60 and 2,500.28

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Solution

The fourth proportional to 7,181.36, 10,767.60 and 2,500.28 is: 3,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.36 : 10,767.60 = 2,500.28 : x
  2. Step 2: Convert to fraction form
    7,181.36/10,767.60 = 2,500.28/x
  3. Step 3: Cross multiply
    7,181.36x = 10,767.60 × 2,500.28
  4. Step 4: Simplify right side
    7,181.36x = 26,922,014.93
  5. Step 5: Solve for x
    x = 26,922,014.93/7,181.36
  6. Step 6: Final answer
    x = 3,748.87

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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.