Home / 3,004.56-4,141.44-2,118.96

Finding the Fourth Proportional to 3,004.56, 4,141.44 and 2,118.96

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Solution

The fourth proportional to 3,004.56, 4,141.44 and 2,118.96 is: 2,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.56 : 4,141.44 = 2,118.96 : x
  2. Step 2: Convert to fraction form
    3,004.56/4,141.44 = 2,118.96/x
  3. Step 3: Cross multiply
    3,004.56x = 4,141.44 × 2,118.96
  4. Step 4: Simplify right side
    3,004.56x = 8,775,545.70
  5. Step 5: Solve for x
    x = 8,775,545.70/3,004.56
  6. Step 6: Final answer
    x = 2,920.74

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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.