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Finding the Fourth Proportional to 2,195.95, 3,032.98 and 1,749.33

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Solution

The fourth proportional to 2,195.95, 3,032.98 and 1,749.33 is: 2,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.95 : 3,032.98 = 1,749.33 : x
  2. Step 2: Convert to fraction form
    2,195.95/3,032.98 = 1,749.33/x
  3. Step 3: Cross multiply
    2,195.95x = 3,032.98 × 1,749.33
  4. Step 4: Simplify right side
    2,195.95x = 5,305,682.90
  5. Step 5: Solve for x
    x = 5,305,682.90/2,195.95
  6. Step 6: Final answer
    x = 2,416.12

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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.