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Finding the Fourth Proportional to 6,965.03, 10,423.13 and 4,992.83

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Solution

The fourth proportional to 6,965.03, 10,423.13 and 4,992.83 is: 7,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.03 : 10,423.13 = 4,992.83 : x
  2. Step 2: Convert to fraction form
    6,965.03/10,423.13 = 4,992.83/x
  3. Step 3: Cross multiply
    6,965.03x = 10,423.13 × 4,992.83
  4. Step 4: Simplify right side
    6,965.03x = 52,040,839.08
  5. Step 5: Solve for x
    x = 52,040,839.08/6,965.03
  6. Step 6: Final answer
    x = 7,471.74

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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.