Home / 2,860.11-4,288.31-1,883.25

Finding the Fourth Proportional to 2,860.11, 4,288.31 and 1,883.25

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Solution

The fourth proportional to 2,860.11, 4,288.31 and 1,883.25 is: 2,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.11 : 4,288.31 = 1,883.25 : x
  2. Step 2: Convert to fraction form
    2,860.11/4,288.31 = 1,883.25/x
  3. Step 3: Cross multiply
    2,860.11x = 4,288.31 × 1,883.25
  4. Step 4: Simplify right side
    2,860.11x = 8,075,950.39
  5. Step 5: Solve for x
    x = 8,075,950.39/2,860.11
  6. Step 6: Final answer
    x = 2,823.65

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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.