Home / 7,181.07-10,771.29-2,502.12

Finding the Fourth Proportional to 7,181.07, 10,771.29 and 2,502.12

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Solution

The fourth proportional to 7,181.07, 10,771.29 and 2,502.12 is: 3,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.07 : 10,771.29 = 2,502.12 : x
  2. Step 2: Convert to fraction form
    7,181.07/10,771.29 = 2,502.12/x
  3. Step 3: Cross multiply
    7,181.07x = 10,771.29 × 2,502.12
  4. Step 4: Simplify right side
    7,181.07x = 26,951,060.13
  5. Step 5: Solve for x
    x = 26,951,060.13/7,181.07
  6. Step 6: Final answer
    x = 3,753.07

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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.