Home / 4,638.44-6,948.40-2,788.56

Finding the Fourth Proportional to 4,638.44, 6,948.40 and 2,788.56

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Solution

The fourth proportional to 4,638.44, 6,948.40 and 2,788.56 is: 4,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.44 : 6,948.40 = 2,788.56 : x
  2. Step 2: Convert to fraction form
    4,638.44/6,948.40 = 2,788.56/x
  3. Step 3: Cross multiply
    4,638.44x = 6,948.40 × 2,788.56
  4. Step 4: Simplify right side
    4,638.44x = 19,376,030.30
  5. Step 5: Solve for x
    x = 19,376,030.30/4,638.44
  6. Step 6: Final answer
    x = 4,177.27

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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.