Home / 3,193.36-4,407.12-1,796.40

Finding the Fourth Proportional to 3,193.36, 4,407.12 and 1,796.40

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Solution

The fourth proportional to 3,193.36, 4,407.12 and 1,796.40 is: 2,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.36 : 4,407.12 = 1,796.40 : x
  2. Step 2: Convert to fraction form
    3,193.36/4,407.12 = 1,796.40/x
  3. Step 3: Cross multiply
    3,193.36x = 4,407.12 × 1,796.40
  4. Step 4: Simplify right side
    3,193.36x = 7,916,950.37
  5. Step 5: Solve for x
    x = 7,916,950.37/3,193.36
  6. Step 6: Final answer
    x = 2,479.19

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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.