Home / 4,828.16-6,662.88-2,965.12

Finding the Fourth Proportional to 4,828.16, 6,662.88 and 2,965.12

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Solution

The fourth proportional to 4,828.16, 6,662.88 and 2,965.12 is: 4,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.16 : 6,662.88 = 2,965.12 : x
  2. Step 2: Convert to fraction form
    4,828.16/6,662.88 = 2,965.12/x
  3. Step 3: Cross multiply
    4,828.16x = 6,662.88 × 2,965.12
  4. Step 4: Simplify right side
    4,828.16x = 19,756,238.75
  5. Step 5: Solve for x
    x = 19,756,238.75/4,828.16
  6. Step 6: Final answer
    x = 4,091.88

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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.