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Finding the Fourth Proportional to 8,008.66, 11,052.01 and 4,472.07

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Solution

The fourth proportional to 8,008.66, 11,052.01 and 4,472.07 is: 6,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.66 : 11,052.01 = 4,472.07 : x
  2. Step 2: Convert to fraction form
    8,008.66/11,052.01 = 4,472.07/x
  3. Step 3: Cross multiply
    8,008.66x = 11,052.01 × 4,472.07
  4. Step 4: Simplify right side
    8,008.66x = 49,425,362.36
  5. Step 5: Solve for x
    x = 49,425,362.36/8,008.66
  6. Step 6: Final answer
    x = 6,171.49

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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.