Home / 3,136.39-4,704.98-1,056.62

Finding the Fourth Proportional to 3,136.39, 4,704.98 and 1,056.62

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Solution

The fourth proportional to 3,136.39, 4,704.98 and 1,056.62 is: 1,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.39 : 4,704.98 = 1,056.62 : x
  2. Step 2: Convert to fraction form
    3,136.39/4,704.98 = 1,056.62/x
  3. Step 3: Cross multiply
    3,136.39x = 4,704.98 × 1,056.62
  4. Step 4: Simplify right side
    3,136.39x = 4,971,382.45
  5. Step 5: Solve for x
    x = 4,971,382.45/3,136.39
  6. Step 6: Final answer
    x = 1,585.07

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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.