Home / 10,725.87-16,060.95-7,404.38

Finding the Fourth Proportional to 10,725.87, 16,060.95 and 7,404.38

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Solution

The fourth proportional to 10,725.87, 16,060.95 and 7,404.38 is: 11,087.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.87 : 16,060.95 = 7,404.38 : x
  2. Step 2: Convert to fraction form
    10,725.87/16,060.95 = 7,404.38/x
  3. Step 3: Cross multiply
    10,725.87x = 16,060.95 × 7,404.38
  4. Step 4: Simplify right side
    10,725.87x = 118,921,376.96
  5. Step 5: Solve for x
    x = 118,921,376.96/10,725.87
  6. Step 6: Final answer
    x = 11,087.34

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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.