Home / 3,157.46-4,744.01-2,047.58

Finding the Fourth Proportional to 3,157.46, 4,744.01 and 2,047.58

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Solution

The fourth proportional to 3,157.46, 4,744.01 and 2,047.58 is: 3,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.46 : 4,744.01 = 2,047.58 : x
  2. Step 2: Convert to fraction form
    3,157.46/4,744.01 = 2,047.58/x
  3. Step 3: Cross multiply
    3,157.46x = 4,744.01 × 2,047.58
  4. Step 4: Simplify right side
    3,157.46x = 9,713,721.39
  5. Step 5: Solve for x
    x = 9,713,721.39/3,157.46
  6. Step 6: Final answer
    x = 3,076.44

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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.