Home / 4,965.40-6,850.28-3,076.32

Finding the Fourth Proportional to 4,965.40, 6,850.28 and 3,076.32

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Solution

The fourth proportional to 4,965.40, 6,850.28 and 3,076.32 is: 4,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.40 : 6,850.28 = 3,076.32 : x
  2. Step 2: Convert to fraction form
    4,965.40/6,850.28 = 3,076.32/x
  3. Step 3: Cross multiply
    4,965.40x = 6,850.28 × 3,076.32
  4. Step 4: Simplify right side
    4,965.40x = 21,073,653.37
  5. Step 5: Solve for x
    x = 21,073,653.37/4,965.40
  6. Step 6: Final answer
    x = 4,244.10

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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.