Home / 3,610.65-5,416.34-1,301.61

Finding the Fourth Proportional to 3,610.65, 5,416.34 and 1,301.61

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Solution

The fourth proportional to 3,610.65, 5,416.34 and 1,301.61 is: 1,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.65 : 5,416.34 = 1,301.61 : x
  2. Step 2: Convert to fraction form
    3,610.65/5,416.34 = 1,301.61/x
  3. Step 3: Cross multiply
    3,610.65x = 5,416.34 × 1,301.61
  4. Step 4: Simplify right side
    3,610.65x = 7,049,955.80
  5. Step 5: Solve for x
    x = 7,049,955.80/3,610.65
  6. Step 6: Final answer
    x = 1,952.54

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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.