Home / 8,886.38-13,329.56-2,730.38

Finding the Fourth Proportional to 8,886.38, 13,329.56 and 2,730.38

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Solution

The fourth proportional to 8,886.38, 13,329.56 and 2,730.38 is: 4,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.38 : 13,329.56 = 2,730.38 : x
  2. Step 2: Convert to fraction form
    8,886.38/13,329.56 = 2,730.38/x
  3. Step 3: Cross multiply
    8,886.38x = 13,329.56 × 2,730.38
  4. Step 4: Simplify right side
    8,886.38x = 36,394,704.21
  5. Step 5: Solve for x
    x = 36,394,704.21/8,886.38
  6. Step 6: Final answer
    x = 4,095.56

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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.