Home / 8,836.44-12,193.80-5,434.76

Finding the Fourth Proportional to 8,836.44, 12,193.80 and 5,434.76

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Solution

The fourth proportional to 8,836.44, 12,193.80 and 5,434.76 is: 7,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.44 : 12,193.80 = 5,434.76 : x
  2. Step 2: Convert to fraction form
    8,836.44/12,193.80 = 5,434.76/x
  3. Step 3: Cross multiply
    8,836.44x = 12,193.80 × 5,434.76
  4. Step 4: Simplify right side
    8,836.44x = 66,270,376.49
  5. Step 5: Solve for x
    x = 66,270,376.49/8,836.44
  6. Step 6: Final answer
    x = 7,499.67

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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.