Home / 4,968.72-6,856.99-2,730.56

Finding the Fourth Proportional to 4,968.72, 6,856.99 and 2,730.56

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Solution

The fourth proportional to 4,968.72, 6,856.99 and 2,730.56 is: 3,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.72 : 6,856.99 = 2,730.56 : x
  2. Step 2: Convert to fraction form
    4,968.72/6,856.99 = 2,730.56/x
  3. Step 3: Cross multiply
    4,968.72x = 6,856.99 × 2,730.56
  4. Step 4: Simplify right side
    4,968.72x = 18,723,381.50
  5. Step 5: Solve for x
    x = 18,723,381.50/4,968.72
  6. Step 6: Final answer
    x = 3,768.25

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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.