Home / 8,154.20-11,252.14-4,797.14

Finding the Fourth Proportional to 8,154.20, 11,252.14 and 4,797.14

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Solution

The fourth proportional to 8,154.20, 11,252.14 and 4,797.14 is: 6,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.20 : 11,252.14 = 4,797.14 : x
  2. Step 2: Convert to fraction form
    8,154.20/11,252.14 = 4,797.14/x
  3. Step 3: Cross multiply
    8,154.20x = 11,252.14 × 4,797.14
  4. Step 4: Simplify right side
    8,154.20x = 53,978,090.88
  5. Step 5: Solve for x
    x = 53,978,090.88/8,154.20
  6. Step 6: Final answer
    x = 6,619.67

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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.