Home / 2,944.28-4,063.98-1,686.06

Finding the Fourth Proportional to 2,944.28, 4,063.98 and 1,686.06

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Solution

The fourth proportional to 2,944.28, 4,063.98 and 1,686.06 is: 2,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.28 : 4,063.98 = 1,686.06 : x
  2. Step 2: Convert to fraction form
    2,944.28/4,063.98 = 1,686.06/x
  3. Step 3: Cross multiply
    2,944.28x = 4,063.98 × 1,686.06
  4. Step 4: Simplify right side
    2,944.28x = 6,852,114.12
  5. Step 5: Solve for x
    x = 6,852,114.12/2,944.28
  6. Step 6: Final answer
    x = 2,327.26

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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.