Home / 8,669.42-13,006.08-2,746.66

Finding the Fourth Proportional to 8,669.42, 13,006.08 and 2,746.66

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Solution

The fourth proportional to 8,669.42, 13,006.08 and 2,746.66 is: 4,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.42 : 13,006.08 = 2,746.66 : x
  2. Step 2: Convert to fraction form
    8,669.42/13,006.08 = 2,746.66/x
  3. Step 3: Cross multiply
    8,669.42x = 13,006.08 × 2,746.66
  4. Step 4: Simplify right side
    8,669.42x = 35,723,265.96
  5. Step 5: Solve for x
    x = 35,723,265.96/8,669.42
  6. Step 6: Final answer
    x = 4,120.61

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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.