Home / 3,208.24-4,427.76-2,030.50

Finding the Fourth Proportional to 3,208.24, 4,427.76 and 2,030.50

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Solution

The fourth proportional to 3,208.24, 4,427.76 and 2,030.50 is: 2,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.24 : 4,427.76 = 2,030.50 : x
  2. Step 2: Convert to fraction form
    3,208.24/4,427.76 = 2,030.50/x
  3. Step 3: Cross multiply
    3,208.24x = 4,427.76 × 2,030.50
  4. Step 4: Simplify right side
    3,208.24x = 8,990,566.68
  5. Step 5: Solve for x
    x = 8,990,566.68/3,208.24
  6. Step 6: Final answer
    x = 2,802.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.