Home / 2,136.42-3,202.44-1,357.00

Finding the Fourth Proportional to 2,136.42, 3,202.44 and 1,357.00

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Solution

The fourth proportional to 2,136.42, 3,202.44 and 1,357.00 is: 2,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.42 : 3,202.44 = 1,357.00 : x
  2. Step 2: Convert to fraction form
    2,136.42/3,202.44 = 1,357.00/x
  3. Step 3: Cross multiply
    2,136.42x = 3,202.44 × 1,357.00
  4. Step 4: Simplify right side
    2,136.42x = 4,345,697.99
  5. Step 5: Solve for x
    x = 4,345,697.99/2,136.42
  6. Step 6: Final answer
    x = 2,034.10

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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.