Home / 4,490.20-6,735.30-1,754.20

Finding the Fourth Proportional to 4,490.20, 6,735.30 and 1,754.20

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Solution

The fourth proportional to 4,490.20, 6,735.30 and 1,754.20 is: 2,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.20 : 6,735.30 = 1,754.20 : x
  2. Step 2: Convert to fraction form
    4,490.20/6,735.30 = 1,754.20/x
  3. Step 3: Cross multiply
    4,490.20x = 6,735.30 × 1,754.20
  4. Step 4: Simplify right side
    4,490.20x = 11,815,063.26
  5. Step 5: Solve for x
    x = 11,815,063.26/4,490.20
  6. Step 6: Final answer
    x = 2,631.30

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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.