Home / 2,652.03-3,976.67-1,189.92

Finding the Fourth Proportional to 2,652.03, 3,976.67 and 1,189.92

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Solution

The fourth proportional to 2,652.03, 3,976.67 and 1,189.92 is: 1,784.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.03 : 3,976.67 = 1,189.92 : x
  2. Step 2: Convert to fraction form
    2,652.03/3,976.67 = 1,189.92/x
  3. Step 3: Cross multiply
    2,652.03x = 3,976.67 × 1,189.92
  4. Step 4: Simplify right side
    2,652.03x = 4,731,913.22
  5. Step 5: Solve for x
    x = 4,731,913.22/2,652.03
  6. Step 6: Final answer
    x = 1,784.26

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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.