Home / 3,432.02-4,736.06-1,939.88

Finding the Fourth Proportional to 3,432.02, 4,736.06 and 1,939.88

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Solution

The fourth proportional to 3,432.02, 4,736.06 and 1,939.88 is: 2,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.02 : 4,736.06 = 1,939.88 : x
  2. Step 2: Convert to fraction form
    3,432.02/4,736.06 = 1,939.88/x
  3. Step 3: Cross multiply
    3,432.02x = 4,736.06 × 1,939.88
  4. Step 4: Simplify right side
    3,432.02x = 9,187,388.07
  5. Step 5: Solve for x
    x = 9,187,388.07/3,432.02
  6. Step 6: Final answer
    x = 2,676.96

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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.