Home / 3,195.08-4,409.98-2,132.90

Finding the Fourth Proportional to 3,195.08, 4,409.98 and 2,132.90

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Solution

The fourth proportional to 3,195.08, 4,409.98 and 2,132.90 is: 2,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.08 : 4,409.98 = 2,132.90 : x
  2. Step 2: Convert to fraction form
    3,195.08/4,409.98 = 2,132.90/x
  3. Step 3: Cross multiply
    3,195.08x = 4,409.98 × 2,132.90
  4. Step 4: Simplify right side
    3,195.08x = 9,406,018.96
  5. Step 5: Solve for x
    x = 9,406,018.96/3,195.08
  6. Step 6: Final answer
    x = 2,943.91

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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.