Home / 2,777.89-3,834.41-1,599.25

Finding the Fourth Proportional to 2,777.89, 3,834.41 and 1,599.25

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Solution

The fourth proportional to 2,777.89, 3,834.41 and 1,599.25 is: 2,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.89 : 3,834.41 = 1,599.25 : x
  2. Step 2: Convert to fraction form
    2,777.89/3,834.41 = 1,599.25/x
  3. Step 3: Cross multiply
    2,777.89x = 3,834.41 × 1,599.25
  4. Step 4: Simplify right side
    2,777.89x = 6,132,172.20
  5. Step 5: Solve for x
    x = 6,132,172.20/2,777.89
  6. Step 6: Final answer
    x = 2,207.49

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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.