Home / 2,199.60-3,035.53-1,204.95

Finding the Fourth Proportional to 2,199.60, 3,035.53 and 1,204.95

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Solution

The fourth proportional to 2,199.60, 3,035.53 and 1,204.95 is: 1,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.60 : 3,035.53 = 1,204.95 : x
  2. Step 2: Convert to fraction form
    2,199.60/3,035.53 = 1,204.95/x
  3. Step 3: Cross multiply
    2,199.60x = 3,035.53 × 1,204.95
  4. Step 4: Simplify right side
    2,199.60x = 3,657,661.87
  5. Step 5: Solve for x
    x = 3,657,661.87/2,199.60
  6. Step 6: Final answer
    x = 1,662.88

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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.