Home / 4,619.36-6,927.39-1,331.57

Finding the Fourth Proportional to 4,619.36, 6,927.39 and 1,331.57

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Solution

The fourth proportional to 4,619.36, 6,927.39 and 1,331.57 is: 1,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.36 : 6,927.39 = 1,331.57 : x
  2. Step 2: Convert to fraction form
    4,619.36/6,927.39 = 1,331.57/x
  3. Step 3: Cross multiply
    4,619.36x = 6,927.39 × 1,331.57
  4. Step 4: Simplify right side
    4,619.36x = 9,224,322.02
  5. Step 5: Solve for x
    x = 9,224,322.02/4,619.36
  6. Step 6: Final answer
    x = 1,996.88

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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.