Home / 9,976.57-13,765.75-5,997.71

Finding the Fourth Proportional to 9,976.57, 13,765.75 and 5,997.71

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Solution

The fourth proportional to 9,976.57, 13,765.75 and 5,997.71 is: 8,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.57 : 13,765.75 = 5,997.71 : x
  2. Step 2: Convert to fraction form
    9,976.57/13,765.75 = 5,997.71/x
  3. Step 3: Cross multiply
    9,976.57x = 13,765.75 × 5,997.71
  4. Step 4: Simplify right side
    9,976.57x = 82,562,995.85
  5. Step 5: Solve for x
    x = 82,562,995.85/9,976.57
  6. Step 6: Final answer
    x = 8,275.69

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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.