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Finding the Fourth Proportional to 9,341.79, 13,995.60 and 7,344.79

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Solution

The fourth proportional to 9,341.79, 13,995.60 and 7,344.79 is: 11,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341.79 : 13,995.60 = 7,344.79 : x
  2. Step 2: Convert to fraction form
    9,341.79/13,995.60 = 7,344.79/x
  3. Step 3: Cross multiply
    9,341.79x = 13,995.60 × 7,344.79
  4. Step 4: Simplify right side
    9,341.79x = 102,794,680.39
  5. Step 5: Solve for x
    x = 102,794,680.39/9,341.79
  6. Step 6: Final answer
    x = 11,003.74

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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.