Home / 4,878-6,731.64-3,552.83

Finding the Fourth Proportional to 4,878, 6,731.64 and 3,552.83

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Solution

The fourth proportional to 4,878, 6,731.64 and 3,552.83 is: 4,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878 : 6,731.64 = 3,552.83 : x
  2. Step 2: Convert to fraction form
    4,878/6,731.64 = 3,552.83/x
  3. Step 3: Cross multiply
    4,878x = 6,731.64 × 3,552.83
  4. Step 4: Simplify right side
    4,878x = 23,916,364.13
  5. Step 5: Solve for x
    x = 23,916,364.13/4,878
  6. Step 6: Final answer
    x = 4,902.90

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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.