Home / 3,360.96-4,637.91-1,868.85

Finding the Fourth Proportional to 3,360.96, 4,637.91 and 1,868.85

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Solution

The fourth proportional to 3,360.96, 4,637.91 and 1,868.85 is: 2,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.96 : 4,637.91 = 1,868.85 : x
  2. Step 2: Convert to fraction form
    3,360.96/4,637.91 = 1,868.85/x
  3. Step 3: Cross multiply
    3,360.96x = 4,637.91 × 1,868.85
  4. Step 4: Simplify right side
    3,360.96x = 8,667,558.10
  5. Step 5: Solve for x
    x = 8,667,558.10/3,360.96
  6. Step 6: Final answer
    x = 2,578.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.