Home / 2,187.06-3,295.32-1,951.26

Finding the Fourth Proportional to 2,187.06, 3,295.32 and 1,951.26

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Solution

The fourth proportional to 2,187.06, 3,295.32 and 1,951.26 is: 2,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.06 : 3,295.32 = 1,951.26 : x
  2. Step 2: Convert to fraction form
    2,187.06/3,295.32 = 1,951.26/x
  3. Step 3: Cross multiply
    2,187.06x = 3,295.32 × 1,951.26
  4. Step 4: Simplify right side
    2,187.06x = 6,430,026.10
  5. Step 5: Solve for x
    x = 6,430,026.10/2,187.06
  6. Step 6: Final answer
    x = 2,940.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.