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Finding the Fourth Proportional to 2,760.93, 3,810.12 and 1,518.93

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Solution

The fourth proportional to 2,760.93, 3,810.12 and 1,518.93 is: 2,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.93 : 3,810.12 = 1,518.93 : x
  2. Step 2: Convert to fraction form
    2,760.93/3,810.12 = 1,518.93/x
  3. Step 3: Cross multiply
    2,760.93x = 3,810.12 × 1,518.93
  4. Step 4: Simplify right side
    2,760.93x = 5,787,305.57
  5. Step 5: Solve for x
    x = 5,787,305.57/2,760.93
  6. Step 6: Final answer
    x = 2,096.14

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1.5x scale

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.