Home / 1,893.41-2,615.09-1,262.84

Finding the Fourth Proportional to 1,893.41, 2,615.09 and 1,262.84

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Solution

The fourth proportional to 1,893.41, 2,615.09 and 1,262.84 is: 1,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.41 : 2,615.09 = 1,262.84 : x
  2. Step 2: Convert to fraction form
    1,893.41/2,615.09 = 1,262.84/x
  3. Step 3: Cross multiply
    1,893.41x = 2,615.09 × 1,262.84
  4. Step 4: Simplify right side
    1,893.41x = 3,302,452.32
  5. Step 5: Solve for x
    x = 3,302,452.32/1,893.41
  6. Step 6: Final answer
    x = 1,744.18

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1.5x scale

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.