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Finding the Fourth Proportional to 8,009.04, 11,053.05 and 4,472.19

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Solution

The fourth proportional to 8,009.04, 11,053.05 and 4,472.19 is: 6,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.04 : 11,053.05 = 4,472.19 : x
  2. Step 2: Convert to fraction form
    8,009.04/11,053.05 = 4,472.19/x
  3. Step 3: Cross multiply
    8,009.04x = 11,053.05 × 4,472.19
  4. Step 4: Simplify right side
    8,009.04x = 49,431,339.68
  5. Step 5: Solve for x
    x = 49,431,339.68/8,009.04
  6. Step 6: Final answer
    x = 6,171.94

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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.