Home / 5,269.15-7,904.49-1,936.94

Finding the Fourth Proportional to 5,269.15, 7,904.49 and 1,936.94

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Solution

The fourth proportional to 5,269.15, 7,904.49 and 1,936.94 is: 2,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.15 : 7,904.49 = 1,936.94 : x
  2. Step 2: Convert to fraction form
    5,269.15/7,904.49 = 1,936.94/x
  3. Step 3: Cross multiply
    5,269.15x = 7,904.49 × 1,936.94
  4. Step 4: Simplify right side
    5,269.15x = 15,310,498.31
  5. Step 5: Solve for x
    x = 15,310,498.31/5,269.15
  6. Step 6: Final answer
    x = 2,905.69

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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.