Home / 3,490.22-5,233.15-1,297.15

Finding the Fourth Proportional to 3,490.22, 5,233.15 and 1,297.15

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Solution

The fourth proportional to 3,490.22, 5,233.15 and 1,297.15 is: 1,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.22 : 5,233.15 = 1,297.15 : x
  2. Step 2: Convert to fraction form
    3,490.22/5,233.15 = 1,297.15/x
  3. Step 3: Cross multiply
    3,490.22x = 5,233.15 × 1,297.15
  4. Step 4: Simplify right side
    3,490.22x = 6,788,169.06
  5. Step 5: Solve for x
    x = 6,788,169.06/3,490.22
  6. Step 6: Final answer
    x = 1,944.91

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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.