Home / 3,747.48-5,622.80-1,556.68

Finding the Fourth Proportional to 3,747.48, 5,622.80 and 1,556.68

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Solution

The fourth proportional to 3,747.48, 5,622.80 and 1,556.68 is: 2,335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.48 : 5,622.80 = 1,556.68 : x
  2. Step 2: Convert to fraction form
    3,747.48/5,622.80 = 1,556.68/x
  3. Step 3: Cross multiply
    3,747.48x = 5,622.80 × 1,556.68
  4. Step 4: Simplify right side
    3,747.48x = 8,752,900.30
  5. Step 5: Solve for x
    x = 8,752,900.30/3,747.48
  6. Step 6: Final answer
    x = 2,335.68

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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.