Home / 4,805.37-6,630.73-2,816.55

Finding the Fourth Proportional to 4,805.37, 6,630.73 and 2,816.55

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Solution

The fourth proportional to 4,805.37, 6,630.73 and 2,816.55 is: 3,886.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.37 : 6,630.73 = 2,816.55 : x
  2. Step 2: Convert to fraction form
    4,805.37/6,630.73 = 2,816.55/x
  3. Step 3: Cross multiply
    4,805.37x = 6,630.73 × 2,816.55
  4. Step 4: Simplify right side
    4,805.37x = 18,675,782.58
  5. Step 5: Solve for x
    x = 18,675,782.58/4,805.37
  6. Step 6: Final answer
    x = 3,886.44

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Half scale
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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.