Home / 3,020.99-4,521.06-1,850.22

Finding the Fourth Proportional to 3,020.99, 4,521.06 and 1,850.22

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Solution

The fourth proportional to 3,020.99, 4,521.06 and 1,850.22 is: 2,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.99 : 4,521.06 = 1,850.22 : x
  2. Step 2: Convert to fraction form
    3,020.99/4,521.06 = 1,850.22/x
  3. Step 3: Cross multiply
    3,020.99x = 4,521.06 × 1,850.22
  4. Step 4: Simplify right side
    3,020.99x = 8,364,955.63
  5. Step 5: Solve for x
    x = 8,364,955.63/3,020.99
  6. Step 6: Final answer
    x = 2,768.95

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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.