Home / 3,075.32-4,243.86-1,748.94

Finding the Fourth Proportional to 3,075.32, 4,243.86 and 1,748.94

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Solution

The fourth proportional to 3,075.32, 4,243.86 and 1,748.94 is: 2,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.32 : 4,243.86 = 1,748.94 : x
  2. Step 2: Convert to fraction form
    3,075.32/4,243.86 = 1,748.94/x
  3. Step 3: Cross multiply
    3,075.32x = 4,243.86 × 1,748.94
  4. Step 4: Simplify right side
    3,075.32x = 7,422,241.30
  5. Step 5: Solve for x
    x = 7,422,241.30/3,075.32
  6. Step 6: Final answer
    x = 2,413.49

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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.