Home / 4,558.78-6,851.60-3,783.74

Finding the Fourth Proportional to 4,558.78, 6,851.60 and 3,783.74

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Solution

The fourth proportional to 4,558.78, 6,851.60 and 3,783.74 is: 5,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.78 : 6,851.60 = 3,783.74 : x
  2. Step 2: Convert to fraction form
    4,558.78/6,851.60 = 3,783.74/x
  3. Step 3: Cross multiply
    4,558.78x = 6,851.60 × 3,783.74
  4. Step 4: Simplify right side
    4,558.78x = 25,924,654.07
  5. Step 5: Solve for x
    x = 25,924,654.07/4,558.78
  6. Step 6: Final answer
    x = 5,686.76

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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.