Home / 2,698.10-4,039.38-1,584.14

Finding the Fourth Proportional to 2,698.10, 4,039.38 and 1,584.14

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Solution

The fourth proportional to 2,698.10, 4,039.38 and 1,584.14 is: 2,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.10 : 4,039.38 = 1,584.14 : x
  2. Step 2: Convert to fraction form
    2,698.10/4,039.38 = 1,584.14/x
  3. Step 3: Cross multiply
    2,698.10x = 4,039.38 × 1,584.14
  4. Step 4: Simplify right side
    2,698.10x = 6,398,943.43
  5. Step 5: Solve for x
    x = 6,398,943.43/2,698.10
  6. Step 6: Final answer
    x = 2,371.65

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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.