Home / 3,644.61-5,467.70-1,179.68

Finding the Fourth Proportional to 3,644.61, 5,467.70 and 1,179.68

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Solution

The fourth proportional to 3,644.61, 5,467.70 and 1,179.68 is: 1,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.61 : 5,467.70 = 1,179.68 : x
  2. Step 2: Convert to fraction form
    3,644.61/5,467.70 = 1,179.68/x
  3. Step 3: Cross multiply
    3,644.61x = 5,467.70 × 1,179.68
  4. Step 4: Simplify right side
    3,644.61x = 6,450,111.95
  5. Step 5: Solve for x
    x = 6,450,111.95/3,644.61
  6. Step 6: Final answer
    x = 1,769.77

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1.5x scale

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.