Home / 2,637.63-3,639.87-1,519.02

Finding the Fourth Proportional to 2,637.63, 3,639.87 and 1,519.02

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Solution

The fourth proportional to 2,637.63, 3,639.87 and 1,519.02 is: 2,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.63 : 3,639.87 = 1,519.02 : x
  2. Step 2: Convert to fraction form
    2,637.63/3,639.87 = 1,519.02/x
  3. Step 3: Cross multiply
    2,637.63x = 3,639.87 × 1,519.02
  4. Step 4: Simplify right side
    2,637.63x = 5,529,035.33
  5. Step 5: Solve for x
    x = 5,529,035.33/2,637.63
  6. Step 6: Final answer
    x = 2,096.21

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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.