Home / 6,025.79-9,039.60-2,129.90

Finding the Fourth Proportional to 6,025.79, 9,039.60 and 2,129.90

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Solution

The fourth proportional to 6,025.79, 9,039.60 and 2,129.90 is: 3,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,025.79 : 9,039.60 = 2,129.90 : x
  2. Step 2: Convert to fraction form
    6,025.79/9,039.60 = 2,129.90/x
  3. Step 3: Cross multiply
    6,025.79x = 9,039.60 × 2,129.90
  4. Step 4: Simplify right side
    6,025.79x = 19,253,398.84
  5. Step 5: Solve for x
    x = 19,253,398.84/6,025.79
  6. Step 6: Final answer
    x = 3,195.16

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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.