Home / 3,328.95-4,983.69-2,021.61

Finding the Fourth Proportional to 3,328.95, 4,983.69 and 2,021.61

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Solution

The fourth proportional to 3,328.95, 4,983.69 and 2,021.61 is: 3,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.95 : 4,983.69 = 2,021.61 : x
  2. Step 2: Convert to fraction form
    3,328.95/4,983.69 = 2,021.61/x
  3. Step 3: Cross multiply
    3,328.95x = 4,983.69 × 2,021.61
  4. Step 4: Simplify right side
    3,328.95x = 10,075,077.54
  5. Step 5: Solve for x
    x = 10,075,077.54/3,328.95
  6. Step 6: Final answer
    x = 3,026.50

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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.