Home / 1,736.24-2,395.95-1,028.21

Finding the Fourth Proportional to 1,736.24, 2,395.95 and 1,028.21

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Solution

The fourth proportional to 1,736.24, 2,395.95 and 1,028.21 is: 1,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.24 : 2,395.95 = 1,028.21 : x
  2. Step 2: Convert to fraction form
    1,736.24/2,395.95 = 1,028.21/x
  3. Step 3: Cross multiply
    1,736.24x = 2,395.95 × 1,028.21
  4. Step 4: Simplify right side
    1,736.24x = 2,463,539.75
  5. Step 5: Solve for x
    x = 2,463,539.75/1,736.24
  6. Step 6: Final answer
    x = 1,418.89

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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.