Home / 3,938.68-5,907.48-2,296

Finding the Fourth Proportional to 3,938.68, 5,907.48 and 2,296

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Solution

The fourth proportional to 3,938.68, 5,907.48 and 2,296 is: 3,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.68 : 5,907.48 = 2,296 : x
  2. Step 2: Convert to fraction form
    3,938.68/5,907.48 = 2,296/x
  3. Step 3: Cross multiply
    3,938.68x = 5,907.48 × 2,296
  4. Step 4: Simplify right side
    3,938.68x = 13,563,574.08
  5. Step 5: Solve for x
    x = 13,563,574.08/3,938.68
  6. Step 6: Final answer
    x = 3,443.69

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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.