Home / 5,087.49-7,019.57-2,962.54

Finding the Fourth Proportional to 5,087.49, 7,019.57 and 2,962.54

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Solution

The fourth proportional to 5,087.49, 7,019.57 and 2,962.54 is: 4,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.49 : 7,019.57 = 2,962.54 : x
  2. Step 2: Convert to fraction form
    5,087.49/7,019.57 = 2,962.54/x
  3. Step 3: Cross multiply
    5,087.49x = 7,019.57 × 2,962.54
  4. Step 4: Simplify right side
    5,087.49x = 20,795,742.10
  5. Step 5: Solve for x
    x = 20,795,742.10/5,087.49
  6. Step 6: Final answer
    x = 4,087.63

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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.