Home / 2,203.48-3,303.75-1,135.60

Finding the Fourth Proportional to 2,203.48, 3,303.75 and 1,135.60

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Solution

The fourth proportional to 2,203.48, 3,303.75 and 1,135.60 is: 1,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.48 : 3,303.75 = 1,135.60 : x
  2. Step 2: Convert to fraction form
    2,203.48/3,303.75 = 1,135.60/x
  3. Step 3: Cross multiply
    2,203.48x = 3,303.75 × 1,135.60
  4. Step 4: Simplify right side
    2,203.48x = 3,751,732.82
  5. Step 5: Solve for x
    x = 3,751,732.82/2,203.48
  6. Step 6: Final answer
    x = 1,702.64

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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.