Home / 9,629.12-13,290.36-6,096.80

Finding the Fourth Proportional to 9,629.12, 13,290.36 and 6,096.80

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Solution

The fourth proportional to 9,629.12, 13,290.36 and 6,096.80 is: 8,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.12 : 13,290.36 = 6,096.80 : x
  2. Step 2: Convert to fraction form
    9,629.12/13,290.36 = 6,096.80/x
  3. Step 3: Cross multiply
    9,629.12x = 13,290.36 × 6,096.80
  4. Step 4: Simplify right side
    9,629.12x = 81,028,666.85
  5. Step 5: Solve for x
    x = 81,028,666.85/9,629.12
  6. Step 6: Final answer
    x = 8,414.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.