Home / 3,764.39-5,647.56-1,424.41

Finding the Fourth Proportional to 3,764.39, 5,647.56 and 1,424.41

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Solution

The fourth proportional to 3,764.39, 5,647.56 and 1,424.41 is: 2,136.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.39 : 5,647.56 = 1,424.41 : x
  2. Step 2: Convert to fraction form
    3,764.39/5,647.56 = 1,424.41/x
  3. Step 3: Cross multiply
    3,764.39x = 5,647.56 × 1,424.41
  4. Step 4: Simplify right side
    3,764.39x = 8,044,444.50
  5. Step 5: Solve for x
    x = 8,044,444.50/3,764.39
  6. Step 6: Final answer
    x = 2,136.98

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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.