Home / 3,164.29-4,365.70-1,766.77

Finding the Fourth Proportional to 3,164.29, 4,365.70 and 1,766.77

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Solution

The fourth proportional to 3,164.29, 4,365.70 and 1,766.77 is: 2,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.29 : 4,365.70 = 1,766.77 : x
  2. Step 2: Convert to fraction form
    3,164.29/4,365.70 = 1,766.77/x
  3. Step 3: Cross multiply
    3,164.29x = 4,365.70 × 1,766.77
  4. Step 4: Simplify right side
    3,164.29x = 7,713,187.79
  5. Step 5: Solve for x
    x = 7,713,187.79/3,164.29
  6. Step 6: Final answer
    x = 2,437.57

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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.