Home / 5,539.44-7,642.80-3,300.24

Finding the Fourth Proportional to 5,539.44, 7,642.80 and 3,300.24

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Solution

The fourth proportional to 5,539.44, 7,642.80 and 3,300.24 is: 4,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.44 : 7,642.80 = 3,300.24 : x
  2. Step 2: Convert to fraction form
    5,539.44/7,642.80 = 3,300.24/x
  3. Step 3: Cross multiply
    5,539.44x = 7,642.80 × 3,300.24
  4. Step 4: Simplify right side
    5,539.44x = 25,223,074.27
  5. Step 5: Solve for x
    x = 25,223,074.27/5,539.44
  6. Step 6: Final answer
    x = 4,553.36

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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.