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Finding the Fourth Proportional to 8,044.34, 12,068.12 and 2,779.54

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Solution

The fourth proportional to 8,044.34, 12,068.12 and 2,779.54 is: 4,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.34 : 12,068.12 = 2,779.54 : x
  2. Step 2: Convert to fraction form
    8,044.34/12,068.12 = 2,779.54/x
  3. Step 3: Cross multiply
    8,044.34x = 12,068.12 × 2,779.54
  4. Step 4: Simplify right side
    8,044.34x = 33,543,808.37
  5. Step 5: Solve for x
    x = 33,543,808.37/8,044.34
  6. Step 6: Final answer
    x = 4,169.87

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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.