Home / 3,629.16-5,445.09-2,068.20

Finding the Fourth Proportional to 3,629.16, 5,445.09 and 2,068.20

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Solution

The fourth proportional to 3,629.16, 5,445.09 and 2,068.20 is: 3,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.16 : 5,445.09 = 2,068.20 : x
  2. Step 2: Convert to fraction form
    3,629.16/5,445.09 = 2,068.20/x
  3. Step 3: Cross multiply
    3,629.16x = 5,445.09 × 2,068.20
  4. Step 4: Simplify right side
    3,629.16x = 11,261,535.14
  5. Step 5: Solve for x
    x = 11,261,535.14/3,629.16
  6. Step 6: Final answer
    x = 3,103.07

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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.