Home / 6,646.26-9,180.60-4,964.75

Finding the Fourth Proportional to 6,646.26, 9,180.60 and 4,964.75

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Solution

The fourth proportional to 6,646.26, 9,180.60 and 4,964.75 is: 6,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646.26 : 9,180.60 = 4,964.75 : x
  2. Step 2: Convert to fraction form
    6,646.26/9,180.60 = 4,964.75/x
  3. Step 3: Cross multiply
    6,646.26x = 9,180.60 × 4,964.75
  4. Step 4: Simplify right side
    6,646.26x = 45,579,383.85
  5. Step 5: Solve for x
    x = 45,579,383.85/6,646.26
  6. Step 6: Final answer
    x = 6,857.90

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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.