Home / 2,548.44-3,815.52-2,077.08

Finding the Fourth Proportional to 2,548.44, 3,815.52 and 2,077.08

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Solution

The fourth proportional to 2,548.44, 3,815.52 and 2,077.08 is: 3,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.44 : 3,815.52 = 2,077.08 : x
  2. Step 2: Convert to fraction form
    2,548.44/3,815.52 = 2,077.08/x
  3. Step 3: Cross multiply
    2,548.44x = 3,815.52 × 2,077.08
  4. Step 4: Simplify right side
    2,548.44x = 7,925,140.28
  5. Step 5: Solve for x
    x = 7,925,140.28/2,548.44
  6. Step 6: Final answer
    x = 3,109.80

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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.