Home / 2,203.17-3,303.66-1,091.30

Finding the Fourth Proportional to 2,203.17, 3,303.66 and 1,091.30

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Solution

The fourth proportional to 2,203.17, 3,303.66 and 1,091.30 is: 1,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.17 : 3,303.66 = 1,091.30 : x
  2. Step 2: Convert to fraction form
    2,203.17/3,303.66 = 1,091.30/x
  3. Step 3: Cross multiply
    2,203.17x = 3,303.66 × 1,091.30
  4. Step 4: Simplify right side
    2,203.17x = 3,605,290.32
  5. Step 5: Solve for x
    x = 3,605,290.32/2,203.17
  6. Step 6: Final answer
    x = 1,636.41

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1.5x scale

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.