Home / 3,297.18-4,549.36-1,970.63

Finding the Fourth Proportional to 3,297.18, 4,549.36 and 1,970.63

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Solution

The fourth proportional to 3,297.18, 4,549.36 and 1,970.63 is: 2,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.18 : 4,549.36 = 1,970.63 : x
  2. Step 2: Convert to fraction form
    3,297.18/4,549.36 = 1,970.63/x
  3. Step 3: Cross multiply
    3,297.18x = 4,549.36 × 1,970.63
  4. Step 4: Simplify right side
    3,297.18x = 8,965,105.30
  5. Step 5: Solve for x
    x = 8,965,105.30/3,297.18
  6. Step 6: Final answer
    x = 2,719.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.