Home / 11,160.08-16,728.24-5,304.32

Finding the Fourth Proportional to 11,160.08, 16,728.24 and 5,304.32

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Solution

The fourth proportional to 11,160.08, 16,728.24 and 5,304.32 is: 7,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.08 : 16,728.24 = 5,304.32 : x
  2. Step 2: Convert to fraction form
    11,160.08/16,728.24 = 5,304.32/x
  3. Step 3: Cross multiply
    11,160.08x = 16,728.24 × 5,304.32
  4. Step 4: Simplify right side
    11,160.08x = 88,731,938.00
  5. Step 5: Solve for x
    x = 88,731,938.00/11,160.08
  6. Step 6: Final answer
    x = 7,950.83

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1.5x scale

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.