Home / 9,377.05-14,065.60-3,830.40

Finding the Fourth Proportional to 9,377.05, 14,065.60 and 3,830.40

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Solution

The fourth proportional to 9,377.05, 14,065.60 and 3,830.40 is: 5,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,377.05 : 14,065.60 = 3,830.40 : x
  2. Step 2: Convert to fraction form
    9,377.05/14,065.60 = 3,830.40/x
  3. Step 3: Cross multiply
    9,377.05x = 14,065.60 × 3,830.40
  4. Step 4: Simplify right side
    9,377.05x = 53,876,857.48
  5. Step 5: Solve for x
    x = 53,876,857.48/9,377.05
  6. Step 6: Final answer
    x = 5,745.61

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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.