Home / 3,039.76-4,561.26-1,308.28

Finding the Fourth Proportional to 3,039.76, 4,561.26 and 1,308.28

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Solution

The fourth proportional to 3,039.76, 4,561.26 and 1,308.28 is: 1,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.76 : 4,561.26 = 1,308.28 : x
  2. Step 2: Convert to fraction form
    3,039.76/4,561.26 = 1,308.28/x
  3. Step 3: Cross multiply
    3,039.76x = 4,561.26 × 1,308.28
  4. Step 4: Simplify right side
    3,039.76x = 5,967,405.23
  5. Step 5: Solve for x
    x = 5,967,405.23/3,039.76
  6. Step 6: Final answer
    x = 1,963.12

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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.