Home / 4,075.54-5,625.25-2,680.18

Finding the Fourth Proportional to 4,075.54, 5,625.25 and 2,680.18

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Solution

The fourth proportional to 4,075.54, 5,625.25 and 2,680.18 is: 3,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.54 : 5,625.25 = 2,680.18 : x
  2. Step 2: Convert to fraction form
    4,075.54/5,625.25 = 2,680.18/x
  3. Step 3: Cross multiply
    4,075.54x = 5,625.25 × 2,680.18
  4. Step 4: Simplify right side
    4,075.54x = 15,076,682.55
  5. Step 5: Solve for x
    x = 15,076,682.55/4,075.54
  6. Step 6: Final answer
    x = 3,699.31

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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.