Home / 4,136.98-5,710.53-2,740.18

Finding the Fourth Proportional to 4,136.98, 5,710.53 and 2,740.18

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Solution

The fourth proportional to 4,136.98, 5,710.53 and 2,740.18 is: 3,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.98 : 5,710.53 = 2,740.18 : x
  2. Step 2: Convert to fraction form
    4,136.98/5,710.53 = 2,740.18/x
  3. Step 3: Cross multiply
    4,136.98x = 5,710.53 × 2,740.18
  4. Step 4: Simplify right side
    4,136.98x = 15,647,880.10
  5. Step 5: Solve for x
    x = 15,647,880.10/4,136.98
  6. Step 6: Final answer
    x = 3,782.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.