Home / 8,245.90-11,379.80-4,710.26

Finding the Fourth Proportional to 8,245.90, 11,379.80 and 4,710.26

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Solution

The fourth proportional to 8,245.90, 11,379.80 and 4,710.26 is: 6,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.90 : 11,379.80 = 4,710.26 : x
  2. Step 2: Convert to fraction form
    8,245.90/11,379.80 = 4,710.26/x
  3. Step 3: Cross multiply
    8,245.90x = 11,379.80 × 4,710.26
  4. Step 4: Simplify right side
    8,245.90x = 53,601,816.75
  5. Step 5: Solve for x
    x = 53,601,816.75/8,245.90
  6. Step 6: Final answer
    x = 6,500.42

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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.