Home / 6,326.56-9,499.52-4,221.36

Finding the Fourth Proportional to 6,326.56, 9,499.52 and 4,221.36

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Solution

The fourth proportional to 6,326.56, 9,499.52 and 4,221.36 is: 6,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.56 : 9,499.52 = 4,221.36 : x
  2. Step 2: Convert to fraction form
    6,326.56/9,499.52 = 4,221.36/x
  3. Step 3: Cross multiply
    6,326.56x = 9,499.52 × 4,221.36
  4. Step 4: Simplify right side
    6,326.56x = 40,100,893.75
  5. Step 5: Solve for x
    x = 40,100,893.75/6,326.56
  6. Step 6: Final answer
    x = 6,338.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.