Home / 1,855.27-2,559.97-1,069.16

Finding the Fourth Proportional to 1,855.27, 2,559.97 and 1,069.16

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Solution

The fourth proportional to 1,855.27, 2,559.97 and 1,069.16 is: 1,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855.27 : 2,559.97 = 1,069.16 : x
  2. Step 2: Convert to fraction form
    1,855.27/2,559.97 = 1,069.16/x
  3. Step 3: Cross multiply
    1,855.27x = 2,559.97 × 1,069.16
  4. Step 4: Simplify right side
    1,855.27x = 2,737,017.53
  5. Step 5: Solve for x
    x = 2,737,017.53/1,855.27
  6. Step 6: Final answer
    x = 1,475.27

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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.