Home / 2,095.12-3,118.73-2,063.98

Finding the Fourth Proportional to 2,095.12, 3,118.73 and 2,063.98

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Solution

The fourth proportional to 2,095.12, 3,118.73 and 2,063.98 is: 3,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.12 : 3,118.73 = 2,063.98 : x
  2. Step 2: Convert to fraction form
    2,095.12/3,118.73 = 2,063.98/x
  3. Step 3: Cross multiply
    2,095.12x = 3,118.73 × 2,063.98
  4. Step 4: Simplify right side
    2,095.12x = 6,436,996.35
  5. Step 5: Solve for x
    x = 6,436,996.35/2,095.12
  6. Step 6: Final answer
    x = 3,072.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.