Home / 8,539.48-11,771.58-6,673.24

Finding the Fourth Proportional to 8,539.48, 11,771.58 and 6,673.24

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Solution

The fourth proportional to 8,539.48, 11,771.58 and 6,673.24 is: 9,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539.48 : 11,771.58 = 6,673.24 : x
  2. Step 2: Convert to fraction form
    8,539.48/11,771.58 = 6,673.24/x
  3. Step 3: Cross multiply
    8,539.48x = 11,771.58 × 6,673.24
  4. Step 4: Simplify right side
    8,539.48x = 78,554,578.52
  5. Step 5: Solve for x
    x = 78,554,578.52/8,539.48
  6. Step 6: Final answer
    x = 9,198.99

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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.