Home / 6,673.31-9,208.80-3,688.96

Finding the Fourth Proportional to 6,673.31, 9,208.80 and 3,688.96

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Solution

The fourth proportional to 6,673.31, 9,208.80 and 3,688.96 is: 5,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.31 : 9,208.80 = 3,688.96 : x
  2. Step 2: Convert to fraction form
    6,673.31/9,208.80 = 3,688.96/x
  3. Step 3: Cross multiply
    6,673.31x = 9,208.80 × 3,688.96
  4. Step 4: Simplify right side
    6,673.31x = 33,970,894.85
  5. Step 5: Solve for x
    x = 33,970,894.85/6,673.31
  6. Step 6: Final answer
    x = 5,090.56

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1.5x scale

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.