Home / 1,895.78-2,841.72-1,374.48

Finding the Fourth Proportional to 1,895.78, 2,841.72 and 1,374.48

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Solution

The fourth proportional to 1,895.78, 2,841.72 and 1,374.48 is: 2,060.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.78 : 2,841.72 = 1,374.48 : x
  2. Step 2: Convert to fraction form
    1,895.78/2,841.72 = 1,374.48/x
  3. Step 3: Cross multiply
    1,895.78x = 2,841.72 × 1,374.48
  4. Step 4: Simplify right side
    1,895.78x = 3,905,887.31
  5. Step 5: Solve for x
    x = 3,905,887.31/1,895.78
  6. Step 6: Final answer
    x = 2,060.31

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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.