Home / 2,950.73-4,071.67-1,691.44

Finding the Fourth Proportional to 2,950.73, 4,071.67 and 1,691.44

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Solution

The fourth proportional to 2,950.73, 4,071.67 and 1,691.44 is: 2,333.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.73 : 4,071.67 = 1,691.44 : x
  2. Step 2: Convert to fraction form
    2,950.73/4,071.67 = 1,691.44/x
  3. Step 3: Cross multiply
    2,950.73x = 4,071.67 × 1,691.44
  4. Step 4: Simplify right side
    2,950.73x = 6,886,971.10
  5. Step 5: Solve for x
    x = 6,886,971.10/2,950.73
  6. Step 6: Final answer
    x = 2,333.99

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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.