Home / 10,001.12-13,800.92-5,524.65

Finding the Fourth Proportional to 10,001.12, 13,800.92 and 5,524.65

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Solution

The fourth proportional to 10,001.12, 13,800.92 and 5,524.65 is: 7,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.12 : 13,800.92 = 5,524.65 : x
  2. Step 2: Convert to fraction form
    10,001.12/13,800.92 = 5,524.65/x
  3. Step 3: Cross multiply
    10,001.12x = 13,800.92 × 5,524.65
  4. Step 4: Simplify right side
    10,001.12x = 76,245,225.05
  5. Step 5: Solve for x
    x = 76,245,225.05/10,001.12
  6. Step 6: Final answer
    x = 7,623.67

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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.