Home / 2,665.04-3,998.19-1,204.19

Finding the Fourth Proportional to 2,665.04, 3,998.19 and 1,204.19

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Solution

The fourth proportional to 2,665.04, 3,998.19 and 1,204.19 is: 1,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665.04 : 3,998.19 = 1,204.19 : x
  2. Step 2: Convert to fraction form
    2,665.04/3,998.19 = 1,204.19/x
  3. Step 3: Cross multiply
    2,665.04x = 3,998.19 × 1,204.19
  4. Step 4: Simplify right side
    2,665.04x = 4,814,580.42
  5. Step 5: Solve for x
    x = 4,814,580.42/2,665.04
  6. Step 6: Final answer
    x = 1,806.57

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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.