Home / 2,299.39-3,447.28-1,203.55

Finding the Fourth Proportional to 2,299.39, 3,447.28 and 1,203.55

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Solution

The fourth proportional to 2,299.39, 3,447.28 and 1,203.55 is: 1,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.39 : 3,447.28 = 1,203.55 : x
  2. Step 2: Convert to fraction form
    2,299.39/3,447.28 = 1,203.55/x
  3. Step 3: Cross multiply
    2,299.39x = 3,447.28 × 1,203.55
  4. Step 4: Simplify right side
    2,299.39x = 4,148,973.84
  5. Step 5: Solve for x
    x = 4,148,973.84/2,299.39
  6. Step 6: Final answer
    x = 1,804.38

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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.