Home / 3,610.91-5,416.36-1,302.41

Finding the Fourth Proportional to 3,610.91, 5,416.36 and 1,302.41

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Solution

The fourth proportional to 3,610.91, 5,416.36 and 1,302.41 is: 1,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.91 : 5,416.36 = 1,302.41 : x
  2. Step 2: Convert to fraction form
    3,610.91/5,416.36 = 1,302.41/x
  3. Step 3: Cross multiply
    3,610.91x = 5,416.36 × 1,302.41
  4. Step 4: Simplify right side
    3,610.91x = 7,054,294.35
  5. Step 5: Solve for x
    x = 7,054,294.35/3,610.91
  6. Step 6: Final answer
    x = 1,953.61

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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.