Home / 11,525.85-17,289.12-4,505.58

Finding the Fourth Proportional to 11,525.85, 17,289.12 and 4,505.58

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Solution

The fourth proportional to 11,525.85, 17,289.12 and 4,505.58 is: 6,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,525.85 : 17,289.12 = 4,505.58 : x
  2. Step 2: Convert to fraction form
    11,525.85/17,289.12 = 4,505.58/x
  3. Step 3: Cross multiply
    11,525.85x = 17,289.12 × 4,505.58
  4. Step 4: Simplify right side
    11,525.85x = 77,897,566.14
  5. Step 5: Solve for x
    x = 77,897,566.14/11,525.85
  6. Step 6: Final answer
    x = 6,758.51

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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.