Home / 4,620.24-6,378.02-2,943.95

Finding the Fourth Proportional to 4,620.24, 6,378.02 and 2,943.95

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Solution

The fourth proportional to 4,620.24, 6,378.02 and 2,943.95 is: 4,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.24 : 6,378.02 = 2,943.95 : x
  2. Step 2: Convert to fraction form
    4,620.24/6,378.02 = 2,943.95/x
  3. Step 3: Cross multiply
    4,620.24x = 6,378.02 × 2,943.95
  4. Step 4: Simplify right side
    4,620.24x = 18,776,525.37
  5. Step 5: Solve for x
    x = 18,776,525.37/4,620.24
  6. Step 6: Final answer
    x = 4,063.97

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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.