Home / 3,939.16-5,907.48-1,749.82

Finding the Fourth Proportional to 3,939.16, 5,907.48 and 1,749.82

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Solution

The fourth proportional to 3,939.16, 5,907.48 and 1,749.82 is: 2,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939.16 : 5,907.48 = 1,749.82 : x
  2. Step 2: Convert to fraction form
    3,939.16/5,907.48 = 1,749.82/x
  3. Step 3: Cross multiply
    3,939.16x = 5,907.48 × 1,749.82
  4. Step 4: Simplify right side
    3,939.16x = 10,337,026.65
  5. Step 5: Solve for x
    x = 10,337,026.65/3,939.16
  6. Step 6: Final answer
    x = 2,624.17

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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.