Home / 3,629.66-5,009.00-2,057.81

Finding the Fourth Proportional to 3,629.66, 5,009.00 and 2,057.81

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Solution

The fourth proportional to 3,629.66, 5,009.00 and 2,057.81 is: 2,839.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.66 : 5,009.00 = 2,057.81 : x
  2. Step 2: Convert to fraction form
    3,629.66/5,009.00 = 2,057.81/x
  3. Step 3: Cross multiply
    3,629.66x = 5,009.00 × 2,057.81
  4. Step 4: Simplify right side
    3,629.66x = 10,307,534.96
  5. Step 5: Solve for x
    x = 10,307,534.96/3,629.66
  6. Step 6: Final answer
    x = 2,839.81

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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.