Home / 7,997.53-11,964.25-6,913.57

Finding the Fourth Proportional to 7,997.53, 11,964.25 and 6,913.57

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Solution

The fourth proportional to 7,997.53, 11,964.25 and 6,913.57 is: 10,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.53 : 11,964.25 = 6,913.57 : x
  2. Step 2: Convert to fraction form
    7,997.53/11,964.25 = 6,913.57/x
  3. Step 3: Cross multiply
    7,997.53x = 11,964.25 × 6,913.57
  4. Step 4: Simplify right side
    7,997.53x = 82,715,602.77
  5. Step 5: Solve for x
    x = 82,715,602.77/7,997.53
  6. Step 6: Final answer
    x = 10,342.65

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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.