Home / 6,997.92-10,495.36-2,066.72

Finding the Fourth Proportional to 6,997.92, 10,495.36 and 2,066.72

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Solution

The fourth proportional to 6,997.92, 10,495.36 and 2,066.72 is: 3,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.92 : 10,495.36 = 2,066.72 : x
  2. Step 2: Convert to fraction form
    6,997.92/10,495.36 = 2,066.72/x
  3. Step 3: Cross multiply
    6,997.92x = 10,495.36 × 2,066.72
  4. Step 4: Simplify right side
    6,997.92x = 21,690,970.42
  5. Step 5: Solve for x
    x = 21,690,970.42/6,997.92
  6. Step 6: Final answer
    x = 3,099.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.