Home / 3,300.95-4,555.74-2,125.44

Finding the Fourth Proportional to 3,300.95, 4,555.74 and 2,125.44

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Solution

The fourth proportional to 3,300.95, 4,555.74 and 2,125.44 is: 2,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.95 : 4,555.74 = 2,125.44 : x
  2. Step 2: Convert to fraction form
    3,300.95/4,555.74 = 2,125.44/x
  3. Step 3: Cross multiply
    3,300.95x = 4,555.74 × 2,125.44
  4. Step 4: Simplify right side
    3,300.95x = 9,682,952.03
  5. Step 5: Solve for x
    x = 9,682,952.03/3,300.95
  6. Step 6: Final answer
    x = 2,933.38

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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.