Home / 5,084.98-7,016.43-2,989.51

Finding the Fourth Proportional to 5,084.98, 7,016.43 and 2,989.51

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Solution

The fourth proportional to 5,084.98, 7,016.43 and 2,989.51 is: 4,125.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.98 : 7,016.43 = 2,989.51 : x
  2. Step 2: Convert to fraction form
    5,084.98/7,016.43 = 2,989.51/x
  3. Step 3: Cross multiply
    5,084.98x = 7,016.43 × 2,989.51
  4. Step 4: Simplify right side
    5,084.98x = 20,975,687.65
  5. Step 5: Solve for x
    x = 20,975,687.65/5,084.98
  6. Step 6: Final answer
    x = 4,125.03

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1.5x scale

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.