Home / 5,087.80-7,611.04-4,402.14

Finding the Fourth Proportional to 5,087.80, 7,611.04 and 4,402.14

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Solution

The fourth proportional to 5,087.80, 7,611.04 and 4,402.14 is: 6,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.80 : 7,611.04 = 4,402.14 : x
  2. Step 2: Convert to fraction form
    5,087.80/7,611.04 = 4,402.14/x
  3. Step 3: Cross multiply
    5,087.80x = 7,611.04 × 4,402.14
  4. Step 4: Simplify right side
    5,087.80x = 33,504,863.63
  5. Step 5: Solve for x
    x = 33,504,863.63/5,087.80
  6. Step 6: Final answer
    x = 6,585.33

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1.5x scale

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.