Home / 11,454.58-17,178.03-5,534.31

Finding the Fourth Proportional to 11,454.58, 17,178.03 and 5,534.31

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Solution

The fourth proportional to 11,454.58, 17,178.03 and 5,534.31 is: 8,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.58 : 17,178.03 = 5,534.31 : x
  2. Step 2: Convert to fraction form
    11,454.58/17,178.03 = 5,534.31/x
  3. Step 3: Cross multiply
    11,454.58x = 17,178.03 × 5,534.31
  4. Step 4: Simplify right side
    11,454.58x = 95,068,478.66
  5. Step 5: Solve for x
    x = 95,068,478.66/11,454.58
  6. Step 6: Final answer
    x = 8,299.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.