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Finding the Fourth Proportional to 6,992.33, 10,457.51 and 6,217.76

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Solution

The fourth proportional to 6,992.33, 10,457.51 and 6,217.76 is: 9,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.33 : 10,457.51 = 6,217.76 : x
  2. Step 2: Convert to fraction form
    6,992.33/10,457.51 = 6,217.76/x
  3. Step 3: Cross multiply
    6,992.33x = 10,457.51 × 6,217.76
  4. Step 4: Simplify right side
    6,992.33x = 65,022,282.43
  5. Step 5: Solve for x
    x = 65,022,282.43/6,992.33
  6. Step 6: Final answer
    x = 9,299.09

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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.