Home / 5,070.57-6,997.31-2,832.48

Finding the Fourth Proportional to 5,070.57, 6,997.31 and 2,832.48

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Solution

The fourth proportional to 5,070.57, 6,997.31 and 2,832.48 is: 3,908.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.57 : 6,997.31 = 2,832.48 : x
  2. Step 2: Convert to fraction form
    5,070.57/6,997.31 = 2,832.48/x
  3. Step 3: Cross multiply
    5,070.57x = 6,997.31 × 2,832.48
  4. Step 4: Simplify right side
    5,070.57x = 19,819,723.14
  5. Step 5: Solve for x
    x = 19,819,723.14/5,070.57
  6. Step 6: Final answer
    x = 3,908.78

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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.