Home / 5,070.73-6,995.17-3,181.36

Finding the Fourth Proportional to 5,070.73, 6,995.17 and 3,181.36

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Solution

The fourth proportional to 5,070.73, 6,995.17 and 3,181.36 is: 4,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.73 : 6,995.17 = 3,181.36 : x
  2. Step 2: Convert to fraction form
    5,070.73/6,995.17 = 3,181.36/x
  3. Step 3: Cross multiply
    5,070.73x = 6,995.17 × 3,181.36
  4. Step 4: Simplify right side
    5,070.73x = 22,254,187.62
  5. Step 5: Solve for x
    x = 22,254,187.62/5,070.73
  6. Step 6: Final answer
    x = 4,388.76

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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.