Home / 3,136.60-4,706.39-2,097.10

Finding the Fourth Proportional to 3,136.60, 4,706.39 and 2,097.10

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Solution

The fourth proportional to 3,136.60, 4,706.39 and 2,097.10 is: 3,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.60 : 4,706.39 = 2,097.10 : x
  2. Step 2: Convert to fraction form
    3,136.60/4,706.39 = 2,097.10/x
  3. Step 3: Cross multiply
    3,136.60x = 4,706.39 × 2,097.10
  4. Step 4: Simplify right side
    3,136.60x = 9,869,759.98
  5. Step 5: Solve for x
    x = 9,869,759.98/3,136.60
  6. Step 6: Final answer
    x = 3,146.64

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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.