Home / 4,965.60-6,845.04-3,099.36

Finding the Fourth Proportional to 4,965.60, 6,845.04 and 3,099.36

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Solution

The fourth proportional to 4,965.60, 6,845.04 and 3,099.36 is: 4,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.60 : 6,845.04 = 3,099.36 : x
  2. Step 2: Convert to fraction form
    4,965.60/6,845.04 = 3,099.36/x
  3. Step 3: Cross multiply
    4,965.60x = 6,845.04 × 3,099.36
  4. Step 4: Simplify right side
    4,965.60x = 21,215,243.17
  5. Step 5: Solve for x
    x = 21,215,243.17/4,965.60
  6. Step 6: Final answer
    x = 4,272.44

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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.