Home / 4,871.96-6,723.42-2,776.04

Finding the Fourth Proportional to 4,871.96, 6,723.42 and 2,776.04

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Solution

The fourth proportional to 4,871.96, 6,723.42 and 2,776.04 is: 3,831.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.96 : 6,723.42 = 2,776.04 : x
  2. Step 2: Convert to fraction form
    4,871.96/6,723.42 = 2,776.04/x
  3. Step 3: Cross multiply
    4,871.96x = 6,723.42 × 2,776.04
  4. Step 4: Simplify right side
    4,871.96x = 18,664,482.86
  5. Step 5: Solve for x
    x = 18,664,482.86/4,871.96
  6. Step 6: Final answer
    x = 3,831.00

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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.