Home / 2,195.23-3,264.62-2,126.01

Finding the Fourth Proportional to 2,195.23, 3,264.62 and 2,126.01

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Solution

The fourth proportional to 2,195.23, 3,264.62 and 2,126.01 is: 3,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.23 : 3,264.62 = 2,126.01 : x
  2. Step 2: Convert to fraction form
    2,195.23/3,264.62 = 2,126.01/x
  3. Step 3: Cross multiply
    2,195.23x = 3,264.62 × 2,126.01
  4. Step 4: Simplify right side
    2,195.23x = 6,940,614.77
  5. Step 5: Solve for x
    x = 6,940,614.77/2,195.23
  6. Step 6: Final answer
    x = 3,161.68

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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.