Home / 11,554.20-15,944.58-6,518.34

Finding the Fourth Proportional to 11,554.20, 15,944.58 and 6,518.34

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Solution

The fourth proportional to 11,554.20, 15,944.58 and 6,518.34 is: 8,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.20 : 15,944.58 = 6,518.34 : x
  2. Step 2: Convert to fraction form
    11,554.20/15,944.58 = 6,518.34/x
  3. Step 3: Cross multiply
    11,554.20x = 15,944.58 × 6,518.34
  4. Step 4: Simplify right side
    11,554.20x = 103,932,193.60
  5. Step 5: Solve for x
    x = 103,932,193.60/11,554.20
  6. Step 6: Final answer
    x = 8,995.19

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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.