Home / 2,203.73-3,041.25-1,319.36

Finding the Fourth Proportional to 2,203.73, 3,041.25 and 1,319.36

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Solution

The fourth proportional to 2,203.73, 3,041.25 and 1,319.36 is: 1,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.73 : 3,041.25 = 1,319.36 : x
  2. Step 2: Convert to fraction form
    2,203.73/3,041.25 = 1,319.36/x
  3. Step 3: Cross multiply
    2,203.73x = 3,041.25 × 1,319.36
  4. Step 4: Simplify right side
    2,203.73x = 4,012,497.00
  5. Step 5: Solve for x
    x = 4,012,497.00/2,203.73
  6. Step 6: Final answer
    x = 1,820.78

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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.