Home / 8,469.23-11,687.56-4,932.43

Finding the Fourth Proportional to 8,469.23, 11,687.56 and 4,932.43

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Solution

The fourth proportional to 8,469.23, 11,687.56 and 4,932.43 is: 6,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.23 : 11,687.56 = 4,932.43 : x
  2. Step 2: Convert to fraction form
    8,469.23/11,687.56 = 4,932.43/x
  3. Step 3: Cross multiply
    8,469.23x = 11,687.56 × 4,932.43
  4. Step 4: Simplify right side
    8,469.23x = 57,648,030.02
  5. Step 5: Solve for x
    x = 57,648,030.02/8,469.23
  6. Step 6: Final answer
    x = 6,806.77

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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.