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Finding the Fourth Proportional to 6,967.96, 9,617.63 and 4,313.86

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Solution

The fourth proportional to 6,967.96, 9,617.63 and 4,313.86 is: 5,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.96 : 9,617.63 = 4,313.86 : x
  2. Step 2: Convert to fraction form
    6,967.96/9,617.63 = 4,313.86/x
  3. Step 3: Cross multiply
    6,967.96x = 9,617.63 × 4,313.86
  4. Step 4: Simplify right side
    6,967.96x = 41,489,063.74
  5. Step 5: Solve for x
    x = 41,489,063.74/6,967.96
  6. Step 6: Final answer
    x = 5,954.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.