Home / 4,975.83-6,870.83-3,408.48

Finding the Fourth Proportional to 4,975.83, 6,870.83 and 3,408.48

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Solution

The fourth proportional to 4,975.83, 6,870.83 and 3,408.48 is: 4,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.83 : 6,870.83 = 3,408.48 : x
  2. Step 2: Convert to fraction form
    4,975.83/6,870.83 = 3,408.48/x
  3. Step 3: Cross multiply
    4,975.83x = 6,870.83 × 3,408.48
  4. Step 4: Simplify right side
    4,975.83x = 23,419,069.60
  5. Step 5: Solve for x
    x = 23,419,069.60/4,975.83
  6. Step 6: Final answer
    x = 4,706.57

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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.