Home / 2,950.56-4,071.66-1,691.70

Finding the Fourth Proportional to 2,950.56, 4,071.66 and 1,691.70

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Solution

The fourth proportional to 2,950.56, 4,071.66 and 1,691.70 is: 2,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.56 : 4,071.66 = 1,691.70 : x
  2. Step 2: Convert to fraction form
    2,950.56/4,071.66 = 1,691.70/x
  3. Step 3: Cross multiply
    2,950.56x = 4,071.66 × 1,691.70
  4. Step 4: Simplify right side
    2,950.56x = 6,888,027.22
  5. Step 5: Solve for x
    x = 6,888,027.22/2,950.56
  6. Step 6: Final answer
    x = 2,334.48

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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.