Home / 2,569.23-3,850.20-1,877.49

Finding the Fourth Proportional to 2,569.23, 3,850.20 and 1,877.49

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Solution

The fourth proportional to 2,569.23, 3,850.20 and 1,877.49 is: 2,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.23 : 3,850.20 = 1,877.49 : x
  2. Step 2: Convert to fraction form
    2,569.23/3,850.20 = 1,877.49/x
  3. Step 3: Cross multiply
    2,569.23x = 3,850.20 × 1,877.49
  4. Step 4: Simplify right side
    2,569.23x = 7,228,712.00
  5. Step 5: Solve for x
    x = 7,228,712.00/2,569.23
  6. Step 6: Final answer
    x = 2,813.57

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1.5x scale

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.