Home / 2,692.98-4,039.47-1,395.36

Finding the Fourth Proportional to 2,692.98, 4,039.47 and 1,395.36

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Solution

The fourth proportional to 2,692.98, 4,039.47 and 1,395.36 is: 2,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.98 : 4,039.47 = 1,395.36 : x
  2. Step 2: Convert to fraction form
    2,692.98/4,039.47 = 1,395.36/x
  3. Step 3: Cross multiply
    2,692.98x = 4,039.47 × 1,395.36
  4. Step 4: Simplify right side
    2,692.98x = 5,636,514.86
  5. Step 5: Solve for x
    x = 5,636,514.86/2,692.98
  6. Step 6: Final answer
    x = 2,093.04

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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.