Home / 11,554.68-17,331.74-4,157.72

Finding the Fourth Proportional to 11,554.68, 17,331.74 and 4,157.72

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Solution

The fourth proportional to 11,554.68, 17,331.74 and 4,157.72 is: 6,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.68 : 17,331.74 = 4,157.72 : x
  2. Step 2: Convert to fraction form
    11,554.68/17,331.74 = 4,157.72/x
  3. Step 3: Cross multiply
    11,554.68x = 17,331.74 × 4,157.72
  4. Step 4: Simplify right side
    11,554.68x = 72,060,522.03
  5. Step 5: Solve for x
    x = 72,060,522.03/11,554.68
  6. Step 6: Final answer
    x = 6,236.48

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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.