Home / 2,110.18-3,141.03-2,078.98

Finding the Fourth Proportional to 2,110.18, 3,141.03 and 2,078.98

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Solution

The fourth proportional to 2,110.18, 3,141.03 and 2,078.98 is: 3,094.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.18 : 3,141.03 = 2,078.98 : x
  2. Step 2: Convert to fraction form
    2,110.18/3,141.03 = 2,078.98/x
  3. Step 3: Cross multiply
    2,110.18x = 3,141.03 × 2,078.98
  4. Step 4: Simplify right side
    2,110.18x = 6,530,128.15
  5. Step 5: Solve for x
    x = 6,530,128.15/2,110.18
  6. Step 6: Final answer
    x = 3,094.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.