Home / 5,021.41-6,929.29-2,783.26

Finding the Fourth Proportional to 5,021.41, 6,929.29 and 2,783.26

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Solution

The fourth proportional to 5,021.41, 6,929.29 and 2,783.26 is: 3,840.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.41 : 6,929.29 = 2,783.26 : x
  2. Step 2: Convert to fraction form
    5,021.41/6,929.29 = 2,783.26/x
  3. Step 3: Cross multiply
    5,021.41x = 6,929.29 × 2,783.26
  4. Step 4: Simplify right side
    5,021.41x = 19,286,027.83
  5. Step 5: Solve for x
    x = 19,286,027.83/5,021.41
  6. Step 6: Final answer
    x = 3,840.76

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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.