Home / 3,071.36-4,240.20-2,025.24

Finding the Fourth Proportional to 3,071.36, 4,240.20 and 2,025.24

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Solution

The fourth proportional to 3,071.36, 4,240.20 and 2,025.24 is: 2,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.36 : 4,240.20 = 2,025.24 : x
  2. Step 2: Convert to fraction form
    3,071.36/4,240.20 = 2,025.24/x
  3. Step 3: Cross multiply
    3,071.36x = 4,240.20 × 2,025.24
  4. Step 4: Simplify right side
    3,071.36x = 8,587,422.65
  5. Step 5: Solve for x
    x = 8,587,422.65/3,071.36
  6. Step 6: Final answer
    x = 2,795.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.