Home / 11,096.97-15,319.47-8,573.40

Finding the Fourth Proportional to 11,096.97, 15,319.47 and 8,573.40

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Solution

The fourth proportional to 11,096.97, 15,319.47 and 8,573.40 is: 11,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.97 : 15,319.47 = 8,573.40 : x
  2. Step 2: Convert to fraction form
    11,096.97/15,319.47 = 8,573.40/x
  3. Step 3: Cross multiply
    11,096.97x = 15,319.47 × 8,573.40
  4. Step 4: Simplify right side
    11,096.97x = 131,339,944.10
  5. Step 5: Solve for x
    x = 131,339,944.10/11,096.97
  6. Step 6: Final answer
    x = 11,835.66

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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.