Home / 6,451.25-8,907.11-4,329.96

Finding the Fourth Proportional to 6,451.25, 8,907.11 and 4,329.96

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Solution

The fourth proportional to 6,451.25, 8,907.11 and 4,329.96 is: 5,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.25 : 8,907.11 = 4,329.96 : x
  2. Step 2: Convert to fraction form
    6,451.25/8,907.11 = 4,329.96/x
  3. Step 3: Cross multiply
    6,451.25x = 8,907.11 × 4,329.96
  4. Step 4: Simplify right side
    6,451.25x = 38,567,415.56
  5. Step 5: Solve for x
    x = 38,567,415.56/6,451.25
  6. Step 6: Final answer
    x = 5,978.29

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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.