Home / 3,075.15-4,615.87-2,250.98

Finding the Fourth Proportional to 3,075.15, 4,615.87 and 2,250.98

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Solution

The fourth proportional to 3,075.15, 4,615.87 and 2,250.98 is: 3,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.15 : 4,615.87 = 2,250.98 : x
  2. Step 2: Convert to fraction form
    3,075.15/4,615.87 = 2,250.98/x
  3. Step 3: Cross multiply
    3,075.15x = 4,615.87 × 2,250.98
  4. Step 4: Simplify right side
    3,075.15x = 10,390,231.05
  5. Step 5: Solve for x
    x = 10,390,231.05/3,075.15
  6. Step 6: Final answer
    x = 3,378.77

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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.