Home / 3,237.70-4,848.45-2,136.10

Finding the Fourth Proportional to 3,237.70, 4,848.45 and 2,136.10

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Solution

The fourth proportional to 3,237.70, 4,848.45 and 2,136.10 is: 3,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.70 : 4,848.45 = 2,136.10 : x
  2. Step 2: Convert to fraction form
    3,237.70/4,848.45 = 2,136.10/x
  3. Step 3: Cross multiply
    3,237.70x = 4,848.45 × 2,136.10
  4. Step 4: Simplify right side
    3,237.70x = 10,356,774.05
  5. Step 5: Solve for x
    x = 10,356,774.05/3,237.70
  6. Step 6: Final answer
    x = 3,198.81

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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.