Home / 11,637.28-16,055.52-6,600.96

Finding the Fourth Proportional to 11,637.28, 16,055.52 and 6,600.96

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Solution

The fourth proportional to 11,637.28, 16,055.52 and 6,600.96 is: 9,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.28 : 16,055.52 = 6,600.96 : x
  2. Step 2: Convert to fraction form
    11,637.28/16,055.52 = 6,600.96/x
  3. Step 3: Cross multiply
    11,637.28x = 16,055.52 × 6,600.96
  4. Step 4: Simplify right side
    11,637.28x = 105,981,845.30
  5. Step 5: Solve for x
    x = 105,981,845.30/11,637.28
  6. Step 6: Final answer
    x = 9,107.10

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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.