Home / 5,795.32-7,997.40-3,142.66

Finding the Fourth Proportional to 5,795.32, 7,997.40 and 3,142.66

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Solution

The fourth proportional to 5,795.32, 7,997.40 and 3,142.66 is: 4,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.32 : 7,997.40 = 3,142.66 : x
  2. Step 2: Convert to fraction form
    5,795.32/7,997.40 = 3,142.66/x
  3. Step 3: Cross multiply
    5,795.32x = 7,997.40 × 3,142.66
  4. Step 4: Simplify right side
    5,795.32x = 25,133,109.08
  5. Step 5: Solve for x
    x = 25,133,109.08/5,795.32
  6. Step 6: Final answer
    x = 4,336.79

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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.