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Finding the Fourth Proportional to 11,994.71, 16,551.70 and 6,957.32

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Solution

The fourth proportional to 11,994.71, 16,551.70 and 6,957.32 is: 9,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.71 : 16,551.70 = 6,957.32 : x
  2. Step 2: Convert to fraction form
    11,994.71/16,551.70 = 6,957.32/x
  3. Step 3: Cross multiply
    11,994.71x = 16,551.70 × 6,957.32
  4. Step 4: Simplify right side
    11,994.71x = 115,155,473.44
  5. Step 5: Solve for x
    x = 115,155,473.44/11,994.71
  6. Step 6: Final answer
    x = 9,600.52

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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.