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Finding the Fourth Proportional to 1,895.97, 2,842.11 and 1,017.81

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Solution

The fourth proportional to 1,895.97, 2,842.11 and 1,017.81 is: 1,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.97 : 2,842.11 = 1,017.81 : x
  2. Step 2: Convert to fraction form
    1,895.97/2,842.11 = 1,017.81/x
  3. Step 3: Cross multiply
    1,895.97x = 2,842.11 × 1,017.81
  4. Step 4: Simplify right side
    1,895.97x = 2,892,727.98
  5. Step 5: Solve for x
    x = 2,892,727.98/1,895.97
  6. Step 6: Final answer
    x = 1,525.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.