Home / 11,427.77-17,157.51-5,885.07

Finding the Fourth Proportional to 11,427.77, 17,157.51 and 5,885.07

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Solution

The fourth proportional to 11,427.77, 17,157.51 and 5,885.07 is: 8,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.77 : 17,157.51 = 5,885.07 : x
  2. Step 2: Convert to fraction form
    11,427.77/17,157.51 = 5,885.07/x
  3. Step 3: Cross multiply
    11,427.77x = 17,157.51 × 5,885.07
  4. Step 4: Simplify right side
    11,427.77x = 100,973,147.38
  5. Step 5: Solve for x
    x = 100,973,147.38/11,427.77
  6. Step 6: Final answer
    x = 8,835.77

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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.