Home / 2,956.75-4,080.26-1,630.58

Finding the Fourth Proportional to 2,956.75, 4,080.26 and 1,630.58

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Solution

The fourth proportional to 2,956.75, 4,080.26 and 1,630.58 is: 2,250.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.75 : 4,080.26 = 1,630.58 : x
  2. Step 2: Convert to fraction form
    2,956.75/4,080.26 = 1,630.58/x
  3. Step 3: Cross multiply
    2,956.75x = 4,080.26 × 1,630.58
  4. Step 4: Simplify right side
    2,956.75x = 6,653,190.35
  5. Step 5: Solve for x
    x = 6,653,190.35/2,956.75
  6. Step 6: Final answer
    x = 2,250.17

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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.