Home / 2,136.04-3,202.46-1,440.76

Finding the Fourth Proportional to 2,136.04, 3,202.46 and 1,440.76

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Solution

The fourth proportional to 2,136.04, 3,202.46 and 1,440.76 is: 2,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.04 : 3,202.46 = 1,440.76 : x
  2. Step 2: Convert to fraction form
    2,136.04/3,202.46 = 1,440.76/x
  3. Step 3: Cross multiply
    2,136.04x = 3,202.46 × 1,440.76
  4. Step 4: Simplify right side
    2,136.04x = 4,613,960.26
  5. Step 5: Solve for x
    x = 4,613,960.26/2,136.04
  6. Step 6: Final answer
    x = 2,160.06

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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.