Home / 8,554.87-11,805.37-4,777.98

Finding the Fourth Proportional to 8,554.87, 11,805.37 and 4,777.98

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Solution

The fourth proportional to 8,554.87, 11,805.37 and 4,777.98 is: 6,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.87 : 11,805.37 = 4,777.98 : x
  2. Step 2: Convert to fraction form
    8,554.87/11,805.37 = 4,777.98/x
  3. Step 3: Cross multiply
    8,554.87x = 11,805.37 × 4,777.98
  4. Step 4: Simplify right side
    8,554.87x = 56,405,821.75
  5. Step 5: Solve for x
    x = 56,405,821.75/8,554.87
  6. Step 6: Final answer
    x = 6,593.42

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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.