Home / 3,315.58-4,968.89-1,262.46

Finding the Fourth Proportional to 3,315.58, 4,968.89 and 1,262.46

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Solution

The fourth proportional to 3,315.58, 4,968.89 and 1,262.46 is: 1,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.58 : 4,968.89 = 1,262.46 : x
  2. Step 2: Convert to fraction form
    3,315.58/4,968.89 = 1,262.46/x
  3. Step 3: Cross multiply
    3,315.58x = 4,968.89 × 1,262.46
  4. Step 4: Simplify right side
    3,315.58x = 6,273,024.87
  5. Step 5: Solve for x
    x = 6,273,024.87/3,315.58
  6. Step 6: Final answer
    x = 1,891.98

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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.