Home / 4,906.98-6,772.60-2,782.55

Finding the Fourth Proportional to 4,906.98, 6,772.60 and 2,782.55

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Solution

The fourth proportional to 4,906.98, 6,772.60 and 2,782.55 is: 3,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.98 : 6,772.60 = 2,782.55 : x
  2. Step 2: Convert to fraction form
    4,906.98/6,772.60 = 2,782.55/x
  3. Step 3: Cross multiply
    4,906.98x = 6,772.60 × 2,782.55
  4. Step 4: Simplify right side
    4,906.98x = 18,845,098.13
  5. Step 5: Solve for x
    x = 18,845,098.13/4,906.98
  6. Step 6: Final answer
    x = 3,840.47

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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.