Home / 2,795.47-3,851.08-1,954.60

Finding the Fourth Proportional to 2,795.47, 3,851.08 and 1,954.60

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Solution

The fourth proportional to 2,795.47, 3,851.08 and 1,954.60 is: 2,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.47 : 3,851.08 = 1,954.60 : x
  2. Step 2: Convert to fraction form
    2,795.47/3,851.08 = 1,954.60/x
  3. Step 3: Cross multiply
    2,795.47x = 3,851.08 × 1,954.60
  4. Step 4: Simplify right side
    2,795.47x = 7,527,306.45
  5. Step 5: Solve for x
    x = 7,527,306.45/2,795.47
  6. Step 6: Final answer
    x = 2,692.68

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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.