Home / 9,737.85-13,429.41-6,379.44

Finding the Fourth Proportional to 9,737.85, 13,429.41 and 6,379.44

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Solution

The fourth proportional to 9,737.85, 13,429.41 and 6,379.44 is: 8,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,737.85 : 13,429.41 = 6,379.44 : x
  2. Step 2: Convert to fraction form
    9,737.85/13,429.41 = 6,379.44/x
  3. Step 3: Cross multiply
    9,737.85x = 13,429.41 × 6,379.44
  4. Step 4: Simplify right side
    9,737.85x = 85,672,115.33
  5. Step 5: Solve for x
    x = 85,672,115.33/9,737.85
  6. Step 6: Final answer
    x = 8,797.85

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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.