Home / 2,860.52-4,263.73-2,765.75

Finding the Fourth Proportional to 2,860.52, 4,263.73 and 2,765.75

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Solution

The fourth proportional to 2,860.52, 4,263.73 and 2,765.75 is: 4,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.52 : 4,263.73 = 2,765.75 : x
  2. Step 2: Convert to fraction form
    2,860.52/4,263.73 = 2,765.75/x
  3. Step 3: Cross multiply
    2,860.52x = 4,263.73 × 2,765.75
  4. Step 4: Simplify right side
    2,860.52x = 11,792,411.25
  5. Step 5: Solve for x
    x = 11,792,411.25/2,860.52
  6. Step 6: Final answer
    x = 4,122.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.