Home / 2,409.50-3,611.30-1,370.37

Finding the Fourth Proportional to 2,409.50, 3,611.30 and 1,370.37

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Solution

The fourth proportional to 2,409.50, 3,611.30 and 1,370.37 is: 2,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.50 : 3,611.30 = 1,370.37 : x
  2. Step 2: Convert to fraction form
    2,409.50/3,611.30 = 1,370.37/x
  3. Step 3: Cross multiply
    2,409.50x = 3,611.30 × 1,370.37
  4. Step 4: Simplify right side
    2,409.50x = 4,948,823.87
  5. Step 5: Solve for x
    x = 4,948,823.87/2,409.50
  6. Step 6: Final answer
    x = 2,053.88

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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.