Home / 11,040.75-16,561.13-4,884.75

Finding the Fourth Proportional to 11,040.75, 16,561.13 and 4,884.75

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Solution

The fourth proportional to 11,040.75, 16,561.13 and 4,884.75 is: 7,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.75 : 16,561.13 = 4,884.75 : x
  2. Step 2: Convert to fraction form
    11,040.75/16,561.13 = 4,884.75/x
  3. Step 3: Cross multiply
    11,040.75x = 16,561.13 × 4,884.75
  4. Step 4: Simplify right side
    11,040.75x = 80,896,955.34
  5. Step 5: Solve for x
    x = 80,896,955.34/11,040.75
  6. Step 6: Final answer
    x = 7,327.13

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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.