Home / 1,374.98-2,063.34-1,283.85

Finding the Fourth Proportional to 1,374.98, 2,063.34 and 1,283.85

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Solution

The fourth proportional to 1,374.98, 2,063.34 and 1,283.85 is: 1,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374.98 : 2,063.34 = 1,283.85 : x
  2. Step 2: Convert to fraction form
    1,374.98/2,063.34 = 1,283.85/x
  3. Step 3: Cross multiply
    1,374.98x = 2,063.34 × 1,283.85
  4. Step 4: Simplify right side
    1,374.98x = 2,649,019.06
  5. Step 5: Solve for x
    x = 2,649,019.06/1,374.98
  6. Step 6: Final answer
    x = 1,926.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.