Home / 3,749.48-5,627.65-1,901.87

Finding the Fourth Proportional to 3,749.48, 5,627.65 and 1,901.87

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Solution

The fourth proportional to 3,749.48, 5,627.65 and 1,901.87 is: 2,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.48 : 5,627.65 = 1,901.87 : x
  2. Step 2: Convert to fraction form
    3,749.48/5,627.65 = 1,901.87/x
  3. Step 3: Cross multiply
    3,749.48x = 5,627.65 × 1,901.87
  4. Step 4: Simplify right side
    3,749.48x = 10,703,058.71
  5. Step 5: Solve for x
    x = 10,703,058.71/3,749.48
  6. Step 6: Final answer
    x = 2,854.54

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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.