Home / 2,860.80-4,287.31-1,750.62

Finding the Fourth Proportional to 2,860.80, 4,287.31 and 1,750.62

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Solution

The fourth proportional to 2,860.80, 4,287.31 and 1,750.62 is: 2,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.80 : 4,287.31 = 1,750.62 : x
  2. Step 2: Convert to fraction form
    2,860.80/4,287.31 = 1,750.62/x
  3. Step 3: Cross multiply
    2,860.80x = 4,287.31 × 1,750.62
  4. Step 4: Simplify right side
    2,860.80x = 7,505,450.63
  5. Step 5: Solve for x
    x = 7,505,450.63/2,860.80
  6. Step 6: Final answer
    x = 2,623.55

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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.