Home / 2,650.93-3,973.66-1,190.50

Finding the Fourth Proportional to 2,650.93, 3,973.66 and 1,190.50

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Solution

The fourth proportional to 2,650.93, 3,973.66 and 1,190.50 is: 1,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.93 : 3,973.66 = 1,190.50 : x
  2. Step 2: Convert to fraction form
    2,650.93/3,973.66 = 1,190.50/x
  3. Step 3: Cross multiply
    2,650.93x = 3,973.66 × 1,190.50
  4. Step 4: Simplify right side
    2,650.93x = 4,730,629.32
  5. Step 5: Solve for x
    x = 4,730,629.32/2,650.93
  6. Step 6: Final answer
    x = 1,784.52

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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.