Home / 2,199.72-3,035.51-1,204.79

Finding the Fourth Proportional to 2,199.72, 3,035.51 and 1,204.79

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Solution

The fourth proportional to 2,199.72, 3,035.51 and 1,204.79 is: 1,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.72 : 3,035.51 = 1,204.79 : x
  2. Step 2: Convert to fraction form
    2,199.72/3,035.51 = 1,204.79/x
  3. Step 3: Cross multiply
    2,199.72x = 3,035.51 × 1,204.79
  4. Step 4: Simplify right side
    2,199.72x = 3,657,135.41
  5. Step 5: Solve for x
    x = 3,657,135.41/2,199.72
  6. Step 6: Final answer
    x = 1,662.54

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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.