Home / 6,002.78-9,004.22-2,107.19

Finding the Fourth Proportional to 6,002.78, 9,004.22 and 2,107.19

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Solution

The fourth proportional to 6,002.78, 9,004.22 and 2,107.19 is: 3,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,002.78 : 9,004.22 = 2,107.19 : x
  2. Step 2: Convert to fraction form
    6,002.78/9,004.22 = 2,107.19/x
  3. Step 3: Cross multiply
    6,002.78x = 9,004.22 × 2,107.19
  4. Step 4: Simplify right side
    6,002.78x = 18,973,585.10
  5. Step 5: Solve for x
    x = 18,973,585.10/6,002.78
  6. Step 6: Final answer
    x = 3,160.80

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1.5x scale

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.