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Finding the Fourth Proportional to 8,013.34, 12,009.04 and 4,505.04

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Solution

The fourth proportional to 8,013.34, 12,009.04 and 4,505.04 is: 6,751.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.34 : 12,009.04 = 4,505.04 : x
  2. Step 2: Convert to fraction form
    8,013.34/12,009.04 = 4,505.04/x
  3. Step 3: Cross multiply
    8,013.34x = 12,009.04 × 4,505.04
  4. Step 4: Simplify right side
    8,013.34x = 54,101,205.56
  5. Step 5: Solve for x
    x = 54,101,205.56/8,013.34
  6. Step 6: Final answer
    x = 6,751.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.