Home / 3,055.78-4,577.28-1,954.55

Finding the Fourth Proportional to 3,055.78, 4,577.28 and 1,954.55

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Solution

The fourth proportional to 3,055.78, 4,577.28 and 1,954.55 is: 2,927.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.78 : 4,577.28 = 1,954.55 : x
  2. Step 2: Convert to fraction form
    3,055.78/4,577.28 = 1,954.55/x
  3. Step 3: Cross multiply
    3,055.78x = 4,577.28 × 1,954.55
  4. Step 4: Simplify right side
    3,055.78x = 8,946,516.07
  5. Step 5: Solve for x
    x = 8,946,516.07/3,055.78
  6. Step 6: Final answer
    x = 2,927.74

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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.