Home / 2,548.64-3,826.50-1,316.96

Finding the Fourth Proportional to 2,548.64, 3,826.50 and 1,316.96

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Solution

The fourth proportional to 2,548.64, 3,826.50 and 1,316.96 is: 1,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.64 : 3,826.50 = 1,316.96 : x
  2. Step 2: Convert to fraction form
    2,548.64/3,826.50 = 1,316.96/x
  3. Step 3: Cross multiply
    2,548.64x = 3,826.50 × 1,316.96
  4. Step 4: Simplify right side
    2,548.64x = 5,039,347.44
  5. Step 5: Solve for x
    x = 5,039,347.44/2,548.64
  6. Step 6: Final answer
    x = 1,977.27

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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.