Home / 3,754.35-5,181.02-2,075.85

Finding the Fourth Proportional to 3,754.35, 5,181.02 and 2,075.85

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Solution

The fourth proportional to 3,754.35, 5,181.02 and 2,075.85 is: 2,864.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.35 : 5,181.02 = 2,075.85 : x
  2. Step 2: Convert to fraction form
    3,754.35/5,181.02 = 2,075.85/x
  3. Step 3: Cross multiply
    3,754.35x = 5,181.02 × 2,075.85
  4. Step 4: Simplify right side
    3,754.35x = 10,755,009.99
  5. Step 5: Solve for x
    x = 10,755,009.99/3,754.35
  6. Step 6: Final answer
    x = 2,864.68

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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.