Home / 2,014.64-2,780.10-1,268.36

Finding the Fourth Proportional to 2,014.64, 2,780.10 and 1,268.36

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Solution

The fourth proportional to 2,014.64, 2,780.10 and 1,268.36 is: 1,750.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.64 : 2,780.10 = 1,268.36 : x
  2. Step 2: Convert to fraction form
    2,014.64/2,780.10 = 1,268.36/x
  3. Step 3: Cross multiply
    2,014.64x = 2,780.10 × 1,268.36
  4. Step 4: Simplify right side
    2,014.64x = 3,526,167.64
  5. Step 5: Solve for x
    x = 3,526,167.64/2,014.64
  6. Step 6: Final answer
    x = 1,750.27

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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.