Home / 5,546.31-7,653.99-3,309.47

Finding the Fourth Proportional to 5,546.31, 7,653.99 and 3,309.47

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Solution

The fourth proportional to 5,546.31, 7,653.99 and 3,309.47 is: 4,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.31 : 7,653.99 = 3,309.47 : x
  2. Step 2: Convert to fraction form
    5,546.31/7,653.99 = 3,309.47/x
  3. Step 3: Cross multiply
    5,546.31x = 7,653.99 × 3,309.47
  4. Step 4: Simplify right side
    5,546.31x = 25,330,612.02
  5. Step 5: Solve for x
    x = 25,330,612.02/5,546.31
  6. Step 6: Final answer
    x = 4,567.11

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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.