Home / 4,477.12-6,178.62-2,708.08

Finding the Fourth Proportional to 4,477.12, 6,178.62 and 2,708.08

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Solution

The fourth proportional to 4,477.12, 6,178.62 and 2,708.08 is: 3,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.12 : 6,178.62 = 2,708.08 : x
  2. Step 2: Convert to fraction form
    4,477.12/6,178.62 = 2,708.08/x
  3. Step 3: Cross multiply
    4,477.12x = 6,178.62 × 2,708.08
  4. Step 4: Simplify right side
    4,477.12x = 16,732,197.25
  5. Step 5: Solve for x
    x = 16,732,197.25/4,477.12
  6. Step 6: Final answer
    x = 3,737.27

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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.