Home / 3,127.14-4,703.67-2,829.06

Finding the Fourth Proportional to 3,127.14, 4,703.67 and 2,829.06

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Solution

The fourth proportional to 3,127.14, 4,703.67 and 2,829.06 is: 4,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.14 : 4,703.67 = 2,829.06 : x
  2. Step 2: Convert to fraction form
    3,127.14/4,703.67 = 2,829.06/x
  3. Step 3: Cross multiply
    3,127.14x = 4,703.67 × 2,829.06
  4. Step 4: Simplify right side
    3,127.14x = 13,306,964.65
  5. Step 5: Solve for x
    x = 13,306,964.65/3,127.14
  6. Step 6: Final answer
    x = 4,255.31

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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.