Home / 11,455.55-17,145.03-6,523.86

Finding the Fourth Proportional to 11,455.55, 17,145.03 and 6,523.86

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Solution

The fourth proportional to 11,455.55, 17,145.03 and 6,523.86 is: 9,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.55 : 17,145.03 = 6,523.86 : x
  2. Step 2: Convert to fraction form
    11,455.55/17,145.03 = 6,523.86/x
  3. Step 3: Cross multiply
    11,455.55x = 17,145.03 × 6,523.86
  4. Step 4: Simplify right side
    11,455.55x = 111,851,775.42
  5. Step 5: Solve for x
    x = 111,851,775.42/11,455.55
  6. Step 6: Final answer
    x = 9,763.98

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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.