Home / 2,566.09-3,851.56-1,268.47

Finding the Fourth Proportional to 2,566.09, 3,851.56 and 1,268.47

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Solution

The fourth proportional to 2,566.09, 3,851.56 and 1,268.47 is: 1,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.09 : 3,851.56 = 1,268.47 : x
  2. Step 2: Convert to fraction form
    2,566.09/3,851.56 = 1,268.47/x
  3. Step 3: Cross multiply
    2,566.09x = 3,851.56 × 1,268.47
  4. Step 4: Simplify right side
    2,566.09x = 4,885,569.06
  5. Step 5: Solve for x
    x = 4,885,569.06/2,566.09
  6. Step 6: Final answer
    x = 1,903.90

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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.