Home / 1,908.08-2,633.24-1,068.77

Finding the Fourth Proportional to 1,908.08, 2,633.24 and 1,068.77

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Solution

The fourth proportional to 1,908.08, 2,633.24 and 1,068.77 is: 1,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.08 : 2,633.24 = 1,068.77 : x
  2. Step 2: Convert to fraction form
    1,908.08/2,633.24 = 1,068.77/x
  3. Step 3: Cross multiply
    1,908.08x = 2,633.24 × 1,068.77
  4. Step 4: Simplify right side
    1,908.08x = 2,814,309.40
  5. Step 5: Solve for x
    x = 2,814,309.40/1,908.08
  6. Step 6: Final answer
    x = 1,474.94

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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.