Home / 4,846.86-6,688.74-2,722.86

Finding the Fourth Proportional to 4,846.86, 6,688.74 and 2,722.86

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Solution

The fourth proportional to 4,846.86, 6,688.74 and 2,722.86 is: 3,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.86 : 6,688.74 = 2,722.86 : x
  2. Step 2: Convert to fraction form
    4,846.86/6,688.74 = 2,722.86/x
  3. Step 3: Cross multiply
    4,846.86x = 6,688.74 × 2,722.86
  4. Step 4: Simplify right side
    4,846.86x = 18,212,502.60
  5. Step 5: Solve for x
    x = 18,212,502.60/4,846.86
  6. Step 6: Final answer
    x = 3,757.59

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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.