Home / 4,273.48-6,412.88-1,808.36

Finding the Fourth Proportional to 4,273.48, 6,412.88 and 1,808.36

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Solution

The fourth proportional to 4,273.48, 6,412.88 and 1,808.36 is: 2,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.48 : 6,412.88 = 1,808.36 : x
  2. Step 2: Convert to fraction form
    4,273.48/6,412.88 = 1,808.36/x
  3. Step 3: Cross multiply
    4,273.48x = 6,412.88 × 1,808.36
  4. Step 4: Simplify right side
    4,273.48x = 11,596,795.68
  5. Step 5: Solve for x
    x = 11,596,795.68/4,273.48
  6. Step 6: Final answer
    x = 2,713.67

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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.