Home / 6,664.26-9,977.88-4,326.96

Finding the Fourth Proportional to 6,664.26, 9,977.88 and 4,326.96

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Solution

The fourth proportional to 6,664.26, 9,977.88 and 4,326.96 is: 6,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.26 : 9,977.88 = 4,326.96 : x
  2. Step 2: Convert to fraction form
    6,664.26/9,977.88 = 4,326.96/x
  3. Step 3: Cross multiply
    6,664.26x = 9,977.88 × 4,326.96
  4. Step 4: Simplify right side
    6,664.26x = 43,173,887.64
  5. Step 5: Solve for x
    x = 43,173,887.64/6,664.26
  6. Step 6: Final answer
    x = 6,478.42

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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.