Home / 11,747.48-17,617.11-4,725.67

Finding the Fourth Proportional to 11,747.48, 17,617.11 and 4,725.67

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Solution

The fourth proportional to 11,747.48, 17,617.11 and 4,725.67 is: 7,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.48 : 17,617.11 = 4,725.67 : x
  2. Step 2: Convert to fraction form
    11,747.48/17,617.11 = 4,725.67/x
  3. Step 3: Cross multiply
    11,747.48x = 17,617.11 × 4,725.67
  4. Step 4: Simplify right side
    11,747.48x = 83,252,621.89
  5. Step 5: Solve for x
    x = 83,252,621.89/11,747.48
  6. Step 6: Final answer
    x = 7,086.85

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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.