Home / 5,539.33-7,644.28-3,021.49

Finding the Fourth Proportional to 5,539.33, 7,644.28 and 3,021.49

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Solution

The fourth proportional to 5,539.33, 7,644.28 and 3,021.49 is: 4,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.33 : 7,644.28 = 3,021.49 : x
  2. Step 2: Convert to fraction form
    5,539.33/7,644.28 = 3,021.49/x
  3. Step 3: Cross multiply
    5,539.33x = 7,644.28 × 3,021.49
  4. Step 4: Simplify right side
    5,539.33x = 23,097,077.36
  5. Step 5: Solve for x
    x = 23,097,077.36/5,539.33
  6. Step 6: Final answer
    x = 4,169.66

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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.