Home / 3,193.40-4,407.30-1,796.14

Finding the Fourth Proportional to 3,193.40, 4,407.30 and 1,796.14

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Solution

The fourth proportional to 3,193.40, 4,407.30 and 1,796.14 is: 2,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.40 : 4,407.30 = 1,796.14 : x
  2. Step 2: Convert to fraction form
    3,193.40/4,407.30 = 1,796.14/x
  3. Step 3: Cross multiply
    3,193.40x = 4,407.30 × 1,796.14
  4. Step 4: Simplify right side
    3,193.40x = 7,916,127.82
  5. Step 5: Solve for x
    x = 7,916,127.82/3,193.40
  6. Step 6: Final answer
    x = 2,478.90

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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.