Home / 3,739.61-5,610.19-1,106.91

Finding the Fourth Proportional to 3,739.61, 5,610.19 and 1,106.91

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Solution

The fourth proportional to 3,739.61, 5,610.19 and 1,106.91 is: 1,660.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.61 : 5,610.19 = 1,106.91 : x
  2. Step 2: Convert to fraction form
    3,739.61/5,610.19 = 1,106.91/x
  3. Step 3: Cross multiply
    3,739.61x = 5,610.19 × 1,106.91
  4. Step 4: Simplify right side
    3,739.61x = 6,209,946.67
  5. Step 5: Solve for x
    x = 6,209,946.67/3,739.61
  6. Step 6: Final answer
    x = 1,660.59

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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.