Home / 3,518.46-4,855.32-1,946.52

Finding the Fourth Proportional to 3,518.46, 4,855.32 and 1,946.52

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Solution

The fourth proportional to 3,518.46, 4,855.32 and 1,946.52 is: 2,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.46 : 4,855.32 = 1,946.52 : x
  2. Step 2: Convert to fraction form
    3,518.46/4,855.32 = 1,946.52/x
  3. Step 3: Cross multiply
    3,518.46x = 4,855.32 × 1,946.52
  4. Step 4: Simplify right side
    3,518.46x = 9,450,977.49
  5. Step 5: Solve for x
    x = 9,450,977.49/3,518.46
  6. Step 6: Final answer
    x = 2,686.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.