Home / 1,937.33-2,907.21-1,788.56

Finding the Fourth Proportional to 1,937.33, 2,907.21 and 1,788.56

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Solution

The fourth proportional to 1,937.33, 2,907.21 and 1,788.56 is: 2,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.33 : 2,907.21 = 1,788.56 : x
  2. Step 2: Convert to fraction form
    1,937.33/2,907.21 = 1,788.56/x
  3. Step 3: Cross multiply
    1,937.33x = 2,907.21 × 1,788.56
  4. Step 4: Simplify right side
    1,937.33x = 5,199,719.52
  5. Step 5: Solve for x
    x = 5,199,719.52/1,937.33
  6. Step 6: Final answer
    x = 2,683.96

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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.