Home / 9,540.19-14,310.29-7,682.59

Finding the Fourth Proportional to 9,540.19, 14,310.29 and 7,682.59

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Solution

The fourth proportional to 9,540.19, 14,310.29 and 7,682.59 is: 11,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.19 : 14,310.29 = 7,682.59 : x
  2. Step 2: Convert to fraction form
    9,540.19/14,310.29 = 7,682.59/x
  3. Step 3: Cross multiply
    9,540.19x = 14,310.29 × 7,682.59
  4. Step 4: Simplify right side
    9,540.19x = 109,940,090.85
  5. Step 5: Solve for x
    x = 109,940,090.85/9,540.19
  6. Step 6: Final answer
    x = 11,523.89

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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.