Home / 2,199.48-3,035.23-1,204.71

Finding the Fourth Proportional to 2,199.48, 3,035.23 and 1,204.71

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Solution

The fourth proportional to 2,199.48, 3,035.23 and 1,204.71 is: 1,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.48 : 3,035.23 = 1,204.71 : x
  2. Step 2: Convert to fraction form
    2,199.48/3,035.23 = 1,204.71/x
  3. Step 3: Cross multiply
    2,199.48x = 3,035.23 × 1,204.71
  4. Step 4: Simplify right side
    2,199.48x = 3,656,571.93
  5. Step 5: Solve for x
    x = 3,656,571.93/2,199.48
  6. Step 6: Final answer
    x = 1,662.47

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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.