Home / 2,507.70-3,754.62-1,631.22

Finding the Fourth Proportional to 2,507.70, 3,754.62 and 1,631.22

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Solution

The fourth proportional to 2,507.70, 3,754.62 and 1,631.22 is: 2,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.70 : 3,754.62 = 1,631.22 : x
  2. Step 2: Convert to fraction form
    2,507.70/3,754.62 = 1,631.22/x
  3. Step 3: Cross multiply
    2,507.70x = 3,754.62 × 1,631.22
  4. Step 4: Simplify right side
    2,507.70x = 6,124,611.24
  5. Step 5: Solve for x
    x = 6,124,611.24/2,507.70
  6. Step 6: Final answer
    x = 2,442.32

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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.