Home / 5,084.46-7,014.33-2,987.64

Finding the Fourth Proportional to 5,084.46, 7,014.33 and 2,987.64

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Solution

The fourth proportional to 5,084.46, 7,014.33 and 2,987.64 is: 4,121.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.46 : 7,014.33 = 2,987.64 : x
  2. Step 2: Convert to fraction form
    5,084.46/7,014.33 = 2,987.64/x
  3. Step 3: Cross multiply
    5,084.46x = 7,014.33 × 2,987.64
  4. Step 4: Simplify right side
    5,084.46x = 20,956,292.88
  5. Step 5: Solve for x
    x = 20,956,292.88/5,084.46
  6. Step 6: Final answer
    x = 4,121.64

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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.