Home / 6,997.17-9,656.28-3,853.56

Finding the Fourth Proportional to 6,997.17, 9,656.28 and 3,853.56

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Solution

The fourth proportional to 6,997.17, 9,656.28 and 3,853.56 is: 5,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.17 : 9,656.28 = 3,853.56 : x
  2. Step 2: Convert to fraction form
    6,997.17/9,656.28 = 3,853.56/x
  3. Step 3: Cross multiply
    6,997.17x = 9,656.28 × 3,853.56
  4. Step 4: Simplify right side
    6,997.17x = 37,211,054.36
  5. Step 5: Solve for x
    x = 37,211,054.36/6,997.17
  6. Step 6: Final answer
    x = 5,318.01

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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.