Home / 2,199.66-3,035.53-1,204.94

Finding the Fourth Proportional to 2,199.66, 3,035.53 and 1,204.94

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Solution

The fourth proportional to 2,199.66, 3,035.53 and 1,204.94 is: 1,662.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.66 : 3,035.53 = 1,204.94 : x
  2. Step 2: Convert to fraction form
    2,199.66/3,035.53 = 1,204.94/x
  3. Step 3: Cross multiply
    2,199.66x = 3,035.53 × 1,204.94
  4. Step 4: Simplify right side
    2,199.66x = 3,657,621.03
  5. Step 5: Solve for x
    x = 3,657,621.03/2,199.66
  6. Step 6: Final answer
    x = 1,662.81

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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.