Home / 6,139.02-9,203.66-2,629.50

Finding the Fourth Proportional to 6,139.02, 9,203.66 and 2,629.50

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Solution

The fourth proportional to 6,139.02, 9,203.66 and 2,629.50 is: 3,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.02 : 9,203.66 = 2,629.50 : x
  2. Step 2: Convert to fraction form
    6,139.02/9,203.66 = 2,629.50/x
  3. Step 3: Cross multiply
    6,139.02x = 9,203.66 × 2,629.50
  4. Step 4: Simplify right side
    6,139.02x = 24,201,023.97
  5. Step 5: Solve for x
    x = 24,201,023.97/6,139.02
  6. Step 6: Final answer
    x = 3,942.16

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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.