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Finding the Fourth Proportional to 6,679.86, 10,019.12 and 2,297.63

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Solution

The fourth proportional to 6,679.86, 10,019.12 and 2,297.63 is: 3,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.86 : 10,019.12 = 2,297.63 : x
  2. Step 2: Convert to fraction form
    6,679.86/10,019.12 = 2,297.63/x
  3. Step 3: Cross multiply
    6,679.86x = 10,019.12 × 2,297.63
  4. Step 4: Simplify right side
    6,679.86x = 23,020,169.10
  5. Step 5: Solve for x
    x = 23,020,169.10/6,679.86
  6. Step 6: Final answer
    x = 3,446.21

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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.