Home / 1,909.98-2,635.74-1,614.33

Finding the Fourth Proportional to 1,909.98, 2,635.74 and 1,614.33

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Solution

The fourth proportional to 1,909.98, 2,635.74 and 1,614.33 is: 2,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.98 : 2,635.74 = 1,614.33 : x
  2. Step 2: Convert to fraction form
    1,909.98/2,635.74 = 1,614.33/x
  3. Step 3: Cross multiply
    1,909.98x = 2,635.74 × 1,614.33
  4. Step 4: Simplify right side
    1,909.98x = 4,254,954.15
  5. Step 5: Solve for x
    x = 4,254,954.15/1,909.98
  6. Step 6: Final answer
    x = 2,227.75

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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.