Home / 5,070.98-6,997.82-2,832.78

Finding the Fourth Proportional to 5,070.98, 6,997.82 and 2,832.78

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Solution

The fourth proportional to 5,070.98, 6,997.82 and 2,832.78 is: 3,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.98 : 6,997.82 = 2,832.78 : x
  2. Step 2: Convert to fraction form
    5,070.98/6,997.82 = 2,832.78/x
  3. Step 3: Cross multiply
    5,070.98x = 6,997.82 × 2,832.78
  4. Step 4: Simplify right side
    5,070.98x = 19,823,284.54
  5. Step 5: Solve for x
    x = 19,823,284.54/5,070.98
  6. Step 6: Final answer
    x = 3,909.16

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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.