Home / 4,968.84-6,856.86-2,730.72

Finding the Fourth Proportional to 4,968.84, 6,856.86 and 2,730.72

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Solution

The fourth proportional to 4,968.84, 6,856.86 and 2,730.72 is: 3,768.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.84 : 6,856.86 = 2,730.72 : x
  2. Step 2: Convert to fraction form
    4,968.84/6,856.86 = 2,730.72/x
  3. Step 3: Cross multiply
    4,968.84x = 6,856.86 × 2,730.72
  4. Step 4: Simplify right side
    4,968.84x = 18,724,149.27
  5. Step 5: Solve for x
    x = 18,724,149.27/4,968.84
  6. Step 6: Final answer
    x = 3,768.31

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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.