Home / 8,343.37-11,518.01-4,805.90

Finding the Fourth Proportional to 8,343.37, 11,518.01 and 4,805.90

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Solution

The fourth proportional to 8,343.37, 11,518.01 and 4,805.90 is: 6,634.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.37 : 11,518.01 = 4,805.90 : x
  2. Step 2: Convert to fraction form
    8,343.37/11,518.01 = 4,805.90/x
  3. Step 3: Cross multiply
    8,343.37x = 11,518.01 × 4,805.90
  4. Step 4: Simplify right side
    8,343.37x = 55,354,404.26
  5. Step 5: Solve for x
    x = 55,354,404.26/8,343.37
  6. Step 6: Final answer
    x = 6,634.54

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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.