Home / 9,661.46-13,324.65-6,672.56

Finding the Fourth Proportional to 9,661.46, 13,324.65 and 6,672.56

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Solution

The fourth proportional to 9,661.46, 13,324.65 and 6,672.56 is: 9,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.46 : 13,324.65 = 6,672.56 : x
  2. Step 2: Convert to fraction form
    9,661.46/13,324.65 = 6,672.56/x
  3. Step 3: Cross multiply
    9,661.46x = 13,324.65 × 6,672.56
  4. Step 4: Simplify right side
    9,661.46x = 88,909,526.60
  5. Step 5: Solve for x
    x = 88,909,526.60/9,661.46
  6. Step 6: Final answer
    x = 9,202.49

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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.