Home / 4,424.44-6,638.02-2,478.02

Finding the Fourth Proportional to 4,424.44, 6,638.02 and 2,478.02

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Solution

The fourth proportional to 4,424.44, 6,638.02 and 2,478.02 is: 3,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.44 : 6,638.02 = 2,478.02 : x
  2. Step 2: Convert to fraction form
    4,424.44/6,638.02 = 2,478.02/x
  3. Step 3: Cross multiply
    4,424.44x = 6,638.02 × 2,478.02
  4. Step 4: Simplify right side
    4,424.44x = 16,449,146.32
  5. Step 5: Solve for x
    x = 16,449,146.32/4,424.44
  6. Step 6: Final answer
    x = 3,717.79

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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.