Home / 4,872.36-6,723.94-2,776.52

Finding the Fourth Proportional to 4,872.36, 6,723.94 and 2,776.52

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Solution

The fourth proportional to 4,872.36, 6,723.94 and 2,776.52 is: 3,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.36 : 6,723.94 = 2,776.52 : x
  2. Step 2: Convert to fraction form
    4,872.36/6,723.94 = 2,776.52/x
  3. Step 3: Cross multiply
    4,872.36x = 6,723.94 × 2,776.52
  4. Step 4: Simplify right side
    4,872.36x = 18,669,153.89
  5. Step 5: Solve for x
    x = 18,669,153.89/4,872.36
  6. Step 6: Final answer
    x = 3,831.65

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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.