Home / 3,570.23-4,927.49-2,729.31

Finding the Fourth Proportional to 3,570.23, 4,927.49 and 2,729.31

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Solution

The fourth proportional to 3,570.23, 4,927.49 and 2,729.31 is: 3,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.23 : 4,927.49 = 2,729.31 : x
  2. Step 2: Convert to fraction form
    3,570.23/4,927.49 = 2,729.31/x
  3. Step 3: Cross multiply
    3,570.23x = 4,927.49 × 2,729.31
  4. Step 4: Simplify right side
    3,570.23x = 13,448,634.09
  5. Step 5: Solve for x
    x = 13,448,634.09/3,570.23
  6. Step 6: Final answer
    x = 3,766.89

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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.