Home / 2,164.08-3,241.26-2,091.18

Finding the Fourth Proportional to 2,164.08, 3,241.26 and 2,091.18

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Solution

The fourth proportional to 2,164.08, 3,241.26 and 2,091.18 is: 3,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164.08 : 3,241.26 = 2,091.18 : x
  2. Step 2: Convert to fraction form
    2,164.08/3,241.26 = 2,091.18/x
  3. Step 3: Cross multiply
    2,164.08x = 3,241.26 × 2,091.18
  4. Step 4: Simplify right side
    2,164.08x = 6,778,058.09
  5. Step 5: Solve for x
    x = 6,778,058.09/2,164.08
  6. Step 6: Final answer
    x = 3,132.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.