Home / 1,908.83-2,634.35-1,069.52

Finding the Fourth Proportional to 1,908.83, 2,634.35 and 1,069.52

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Solution

The fourth proportional to 1,908.83, 2,634.35 and 1,069.52 is: 1,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908.83 : 2,634.35 = 1,069.52 : x
  2. Step 2: Convert to fraction form
    1,908.83/2,634.35 = 1,069.52/x
  3. Step 3: Cross multiply
    1,908.83x = 2,634.35 × 1,069.52
  4. Step 4: Simplify right side
    1,908.83x = 2,817,491.79
  5. Step 5: Solve for x
    x = 2,817,491.79/1,908.83
  6. Step 6: Final answer
    x = 1,476.03

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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.