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Finding the Fourth Proportional to 9,396.51, 12,960.93 and 6,043.56

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Solution

The fourth proportional to 9,396.51, 12,960.93 and 6,043.56 is: 8,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396.51 : 12,960.93 = 6,043.56 : x
  2. Step 2: Convert to fraction form
    9,396.51/12,960.93 = 6,043.56/x
  3. Step 3: Cross multiply
    9,396.51x = 12,960.93 × 6,043.56
  4. Step 4: Simplify right side
    9,396.51x = 78,330,171.08
  5. Step 5: Solve for x
    x = 78,330,171.08/9,396.51
  6. Step 6: Final answer
    x = 8,336.10

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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.