Home / 10,896.75-16,347.56-3,971.25

Finding the Fourth Proportional to 10,896.75, 16,347.56 and 3,971.25

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Solution

The fourth proportional to 10,896.75, 16,347.56 and 3,971.25 is: 5,957.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.75 : 16,347.56 = 3,971.25 : x
  2. Step 2: Convert to fraction form
    10,896.75/16,347.56 = 3,971.25/x
  3. Step 3: Cross multiply
    10,896.75x = 16,347.56 × 3,971.25
  4. Step 4: Simplify right side
    10,896.75x = 64,920,227.79
  5. Step 5: Solve for x
    x = 64,920,227.79/10,896.75
  6. Step 6: Final answer
    x = 5,957.76

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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.