Home / 4,821.63-6,653.79-2,725.62

Finding the Fourth Proportional to 4,821.63, 6,653.79 and 2,725.62

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Solution

The fourth proportional to 4,821.63, 6,653.79 and 2,725.62 is: 3,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.63 : 6,653.79 = 2,725.62 : x
  2. Step 2: Convert to fraction form
    4,821.63/6,653.79 = 2,725.62/x
  3. Step 3: Cross multiply
    4,821.63x = 6,653.79 × 2,725.62
  4. Step 4: Simplify right side
    4,821.63x = 18,135,703.10
  5. Step 5: Solve for x
    x = 18,135,703.10/4,821.63
  6. Step 6: Final answer
    x = 3,761.32

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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.