Home / 3,316.83-4,976.26-1,857.01

Finding the Fourth Proportional to 3,316.83, 4,976.26 and 1,857.01

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Solution

The fourth proportional to 3,316.83, 4,976.26 and 1,857.01 is: 2,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.83 : 4,976.26 = 1,857.01 : x
  2. Step 2: Convert to fraction form
    3,316.83/4,976.26 = 1,857.01/x
  3. Step 3: Cross multiply
    3,316.83x = 4,976.26 × 1,857.01
  4. Step 4: Simplify right side
    3,316.83x = 9,240,964.58
  5. Step 5: Solve for x
    x = 9,240,964.58/3,316.83
  6. Step 6: Final answer
    x = 2,786.08

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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.