Home / 8,075.31-12,112.96-2,529.09

Finding the Fourth Proportional to 8,075.31, 12,112.96 and 2,529.09

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Solution

The fourth proportional to 8,075.31, 12,112.96 and 2,529.09 is: 3,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.31 : 12,112.96 = 2,529.09 : x
  2. Step 2: Convert to fraction form
    8,075.31/12,112.96 = 2,529.09/x
  3. Step 3: Cross multiply
    8,075.31x = 12,112.96 × 2,529.09
  4. Step 4: Simplify right side
    8,075.31x = 30,634,718.66
  5. Step 5: Solve for x
    x = 30,634,718.66/8,075.31
  6. Step 6: Final answer
    x = 3,793.63

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.