Home / 9,540.46-14,308.36-7,455.30

Finding the Fourth Proportional to 9,540.46, 14,308.36 and 7,455.30

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Solution

The fourth proportional to 9,540.46, 14,308.36 and 7,455.30 is: 11,181.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.46 : 14,308.36 = 7,455.30 : x
  2. Step 2: Convert to fraction form
    9,540.46/14,308.36 = 7,455.30/x
  3. Step 3: Cross multiply
    9,540.46x = 14,308.36 × 7,455.30
  4. Step 4: Simplify right side
    9,540.46x = 106,673,085.95
  5. Step 5: Solve for x
    x = 106,673,085.95/9,540.46
  6. Step 6: Final answer
    x = 11,181.12

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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.