Home / 4,764.87-6,575.37-2,640.32

Finding the Fourth Proportional to 4,764.87, 6,575.37 and 2,640.32

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Solution

The fourth proportional to 4,764.87, 6,575.37 and 2,640.32 is: 3,643.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.87 : 6,575.37 = 2,640.32 : x
  2. Step 2: Convert to fraction form
    4,764.87/6,575.37 = 2,640.32/x
  3. Step 3: Cross multiply
    4,764.87x = 6,575.37 × 2,640.32
  4. Step 4: Simplify right side
    4,764.87x = 17,361,048.04
  5. Step 5: Solve for x
    x = 17,361,048.04/4,764.87
  6. Step 6: Final answer
    x = 3,643.55

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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.