Home / 3,432.09-4,736.23-1,939.95

Finding the Fourth Proportional to 3,432.09, 4,736.23 and 1,939.95

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Solution

The fourth proportional to 3,432.09, 4,736.23 and 1,939.95 is: 2,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.09 : 4,736.23 = 1,939.95 : x
  2. Step 2: Convert to fraction form
    3,432.09/4,736.23 = 1,939.95/x
  3. Step 3: Cross multiply
    3,432.09x = 4,736.23 × 1,939.95
  4. Step 4: Simplify right side
    3,432.09x = 9,188,063.32
  5. Step 5: Solve for x
    x = 9,188,063.32/3,432.09
  6. Step 6: Final answer
    x = 2,677.11

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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.