Home / 2,065.14-2,851.74-1,540.26

Finding the Fourth Proportional to 2,065.14, 2,851.74 and 1,540.26

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Solution

The fourth proportional to 2,065.14, 2,851.74 and 1,540.26 is: 2,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.14 : 2,851.74 = 1,540.26 : x
  2. Step 2: Convert to fraction form
    2,065.14/2,851.74 = 1,540.26/x
  3. Step 3: Cross multiply
    2,065.14x = 2,851.74 × 1,540.26
  4. Step 4: Simplify right side
    2,065.14x = 4,392,421.05
  5. Step 5: Solve for x
    x = 4,392,421.05/2,065.14
  6. Step 6: Final answer
    x = 2,126.94

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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.