Home / 2,692.48-4,042.56-2,047.36

Finding the Fourth Proportional to 2,692.48, 4,042.56 and 2,047.36

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Solution

The fourth proportional to 2,692.48, 4,042.56 and 2,047.36 is: 3,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.48 : 4,042.56 = 2,047.36 : x
  2. Step 2: Convert to fraction form
    2,692.48/4,042.56 = 2,047.36/x
  3. Step 3: Cross multiply
    2,692.48x = 4,042.56 × 2,047.36
  4. Step 4: Simplify right side
    2,692.48x = 8,276,575.64
  5. Step 5: Solve for x
    x = 8,276,575.64/2,692.48
  6. Step 6: Final answer
    x = 3,073.96

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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.