Home / 5,729.69-7,907.48-3,339.53

Finding the Fourth Proportional to 5,729.69, 7,907.48 and 3,339.53

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Solution

The fourth proportional to 5,729.69, 7,907.48 and 3,339.53 is: 4,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.69 : 7,907.48 = 3,339.53 : x
  2. Step 2: Convert to fraction form
    5,729.69/7,907.48 = 3,339.53/x
  3. Step 3: Cross multiply
    5,729.69x = 7,907.48 × 3,339.53
  4. Step 4: Simplify right side
    5,729.69x = 26,407,266.68
  5. Step 5: Solve for x
    x = 26,407,266.68/5,729.69
  6. Step 6: Final answer
    x = 4,608.85

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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.