Home / 3,816.95-5,720.63-1,736.33

Finding the Fourth Proportional to 3,816.95, 5,720.63 and 1,736.33

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Solution

The fourth proportional to 3,816.95, 5,720.63 and 1,736.33 is: 2,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.95 : 5,720.63 = 1,736.33 : x
  2. Step 2: Convert to fraction form
    3,816.95/5,720.63 = 1,736.33/x
  3. Step 3: Cross multiply
    3,816.95x = 5,720.63 × 1,736.33
  4. Step 4: Simplify right side
    3,816.95x = 9,932,864.20
  5. Step 5: Solve for x
    x = 9,932,864.20/3,816.95
  6. Step 6: Final answer
    x = 2,602.31

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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.