Home / 3,669.96-5,506.30-1,479.32

Finding the Fourth Proportional to 3,669.96, 5,506.30 and 1,479.32

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Solution

The fourth proportional to 3,669.96, 5,506.30 and 1,479.32 is: 2,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.96 : 5,506.30 = 1,479.32 : x
  2. Step 2: Convert to fraction form
    3,669.96/5,506.30 = 1,479.32/x
  3. Step 3: Cross multiply
    3,669.96x = 5,506.30 × 1,479.32
  4. Step 4: Simplify right side
    3,669.96x = 8,145,579.72
  5. Step 5: Solve for x
    x = 8,145,579.72/3,669.96
  6. Step 6: Final answer
    x = 2,219.53

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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.