Home / 1,909.46-2,859.33-1,600.58

Finding the Fourth Proportional to 1,909.46, 2,859.33 and 1,600.58

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Solution

The fourth proportional to 1,909.46, 2,859.33 and 1,600.58 is: 2,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.46 : 2,859.33 = 1,600.58 : x
  2. Step 2: Convert to fraction form
    1,909.46/2,859.33 = 1,600.58/x
  3. Step 3: Cross multiply
    1,909.46x = 2,859.33 × 1,600.58
  4. Step 4: Simplify right side
    1,909.46x = 4,576,586.41
  5. Step 5: Solve for x
    x = 4,576,586.41/1,909.46
  6. Step 6: Final answer
    x = 2,396.80

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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.