Home / 3,749.67-5,625.32-1,901.79

Finding the Fourth Proportional to 3,749.67, 5,625.32 and 1,901.79

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Solution

The fourth proportional to 3,749.67, 5,625.32 and 1,901.79 is: 2,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.67 : 5,625.32 = 1,901.79 : x
  2. Step 2: Convert to fraction form
    3,749.67/5,625.32 = 1,901.79/x
  3. Step 3: Cross multiply
    3,749.67x = 5,625.32 × 1,901.79
  4. Step 4: Simplify right side
    3,749.67x = 10,698,167.81
  5. Step 5: Solve for x
    x = 10,698,167.81/3,749.67
  6. Step 6: Final answer
    x = 2,853.10

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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.