Home / 4,840.63-6,679.76-2,850.80

Finding the Fourth Proportional to 4,840.63, 6,679.76 and 2,850.80

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Solution

The fourth proportional to 4,840.63, 6,679.76 and 2,850.80 is: 3,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.63 : 6,679.76 = 2,850.80 : x
  2. Step 2: Convert to fraction form
    4,840.63/6,679.76 = 2,850.80/x
  3. Step 3: Cross multiply
    4,840.63x = 6,679.76 × 2,850.80
  4. Step 4: Simplify right side
    4,840.63x = 19,042,612.16
  5. Step 5: Solve for x
    x = 19,042,612.16/4,840.63
  6. Step 6: Final answer
    x = 3,933.91

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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.