Home / 2,274.18-3,136.23-2,104.49

Finding the Fourth Proportional to 2,274.18, 3,136.23 and 2,104.49

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Solution

The fourth proportional to 2,274.18, 3,136.23 and 2,104.49 is: 2,902.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.18 : 3,136.23 = 2,104.49 : x
  2. Step 2: Convert to fraction form
    2,274.18/3,136.23 = 2,104.49/x
  3. Step 3: Cross multiply
    2,274.18x = 3,136.23 × 2,104.49
  4. Step 4: Simplify right side
    2,274.18x = 6,600,148.99
  5. Step 5: Solve for x
    x = 6,600,148.99/2,274.18
  6. Step 6: Final answer
    x = 2,902.21

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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.