Home / 1,735.63-2,603.64-1,086.41

Finding the Fourth Proportional to 1,735.63, 2,603.64 and 1,086.41

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Solution

The fourth proportional to 1,735.63, 2,603.64 and 1,086.41 is: 1,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.63 : 2,603.64 = 1,086.41 : x
  2. Step 2: Convert to fraction form
    1,735.63/2,603.64 = 1,086.41/x
  3. Step 3: Cross multiply
    1,735.63x = 2,603.64 × 1,086.41
  4. Step 4: Simplify right side
    1,735.63x = 2,828,631.12
  5. Step 5: Solve for x
    x = 2,828,631.12/1,735.63
  6. Step 6: Final answer
    x = 1,629.75

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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.