Home / 2,956.16-4,079.36-1,696.34

Finding the Fourth Proportional to 2,956.16, 4,079.36 and 1,696.34

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Solution

The fourth proportional to 2,956.16, 4,079.36 and 1,696.34 is: 2,340.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.16 : 4,079.36 = 1,696.34 : x
  2. Step 2: Convert to fraction form
    2,956.16/4,079.36 = 1,696.34/x
  3. Step 3: Cross multiply
    2,956.16x = 4,079.36 × 1,696.34
  4. Step 4: Simplify right side
    2,956.16x = 6,919,952.66
  5. Step 5: Solve for x
    x = 6,919,952.66/2,956.16
  6. Step 6: Final answer
    x = 2,340.86

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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.