Home / 10,840.75-14,960.24-5,872.75

Finding the Fourth Proportional to 10,840.75, 14,960.24 and 5,872.75

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Solution

The fourth proportional to 10,840.75, 14,960.24 and 5,872.75 is: 8,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.75 : 14,960.24 = 5,872.75 : x
  2. Step 2: Convert to fraction form
    10,840.75/14,960.24 = 5,872.75/x
  3. Step 3: Cross multiply
    10,840.75x = 14,960.24 × 5,872.75
  4. Step 4: Simplify right side
    10,840.75x = 87,857,749.46
  5. Step 5: Solve for x
    x = 87,857,749.46/10,840.75
  6. Step 6: Final answer
    x = 8,104.40

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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.