Home / 2,540.14-3,810.46-1,059.06

Finding the Fourth Proportional to 2,540.14, 3,810.46 and 1,059.06

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Solution

The fourth proportional to 2,540.14, 3,810.46 and 1,059.06 is: 1,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.14 : 3,810.46 = 1,059.06 : x
  2. Step 2: Convert to fraction form
    2,540.14/3,810.46 = 1,059.06/x
  3. Step 3: Cross multiply
    2,540.14x = 3,810.46 × 1,059.06
  4. Step 4: Simplify right side
    2,540.14x = 4,035,505.77
  5. Step 5: Solve for x
    x = 4,035,505.77/2,540.14
  6. Step 6: Final answer
    x = 1,588.69

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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.