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Finding the Fourth Proportional to 1,995.93, 2,754.06 and 1,156.67

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Solution

The fourth proportional to 1,995.93, 2,754.06 and 1,156.67 is: 1,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.93 : 2,754.06 = 1,156.67 : x
  2. Step 2: Convert to fraction form
    1,995.93/2,754.06 = 1,156.67/x
  3. Step 3: Cross multiply
    1,995.93x = 2,754.06 × 1,156.67
  4. Step 4: Simplify right side
    1,995.93x = 3,185,538.58
  5. Step 5: Solve for x
    x = 3,185,538.58/1,995.93
  6. Step 6: Final answer
    x = 1,596.02

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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.