Home / 1,782.46-2,460.75-1,194

Finding the Fourth Proportional to 1,782.46, 2,460.75 and 1,194

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Solution

The fourth proportional to 1,782.46, 2,460.75 and 1,194 is: 1,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.46 : 2,460.75 = 1,194 : x
  2. Step 2: Convert to fraction form
    1,782.46/2,460.75 = 1,194/x
  3. Step 3: Cross multiply
    1,782.46x = 2,460.75 × 1,194
  4. Step 4: Simplify right side
    1,782.46x = 2,938,135.50
  5. Step 5: Solve for x
    x = 2,938,135.50/1,782.46
  6. Step 6: Final answer
    x = 1,648.36

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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.