Home / 1,908.18-2,846.67-1,855.26

Finding the Fourth Proportional to 1,908.18, 2,846.67 and 1,855.26

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Solution

The fourth proportional to 1,908.18, 2,846.67 and 1,855.26 is: 2,767.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.18 : 2,846.67 = 1,855.26 : x
  2. Step 2: Convert to fraction form
    1,908.18/2,846.67 = 1,855.26/x
  3. Step 3: Cross multiply
    1,908.18x = 2,846.67 × 1,855.26
  4. Step 4: Simplify right side
    1,908.18x = 5,281,312.98
  5. Step 5: Solve for x
    x = 5,281,312.98/1,908.18
  6. Step 6: Final answer
    x = 2,767.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.