Home / 4,826.78-7,241.21-2,055.79

Finding the Fourth Proportional to 4,826.78, 7,241.21 and 2,055.79

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Solution

The fourth proportional to 4,826.78, 7,241.21 and 2,055.79 is: 3,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.78 : 7,241.21 = 2,055.79 : x
  2. Step 2: Convert to fraction form
    4,826.78/7,241.21 = 2,055.79/x
  3. Step 3: Cross multiply
    4,826.78x = 7,241.21 × 2,055.79
  4. Step 4: Simplify right side
    4,826.78x = 14,886,407.11
  5. Step 5: Solve for x
    x = 14,886,407.11/4,826.78
  6. Step 6: Final answer
    x = 3,084.13

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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.