Home / 3,740.19-5,610.28-1,107.73

Finding the Fourth Proportional to 3,740.19, 5,610.28 and 1,107.73

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Solution

The fourth proportional to 3,740.19, 5,610.28 and 1,107.73 is: 1,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.19 : 5,610.28 = 1,107.73 : x
  2. Step 2: Convert to fraction form
    3,740.19/5,610.28 = 1,107.73/x
  3. Step 3: Cross multiply
    3,740.19x = 5,610.28 × 1,107.73
  4. Step 4: Simplify right side
    3,740.19x = 6,214,675.46
  5. Step 5: Solve for x
    x = 6,214,675.46/3,740.19
  6. Step 6: Final answer
    x = 1,661.59

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1.5x scale

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.