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Finding the Fourth Proportional to 9,343.17, 13,946.36 and 8,236.04

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Solution

The fourth proportional to 9,343.17, 13,946.36 and 8,236.04 is: 12,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.17 : 13,946.36 = 8,236.04 : x
  2. Step 2: Convert to fraction form
    9,343.17/13,946.36 = 8,236.04/x
  3. Step 3: Cross multiply
    9,343.17x = 13,946.36 × 8,236.04
  4. Step 4: Simplify right side
    9,343.17x = 114,862,667.90
  5. Step 5: Solve for x
    x = 114,862,667.90/9,343.17
  6. Step 6: Final answer
    x = 12,293.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.