Home / 11,643.28-17,468.36-6,716.46

Finding the Fourth Proportional to 11,643.28, 17,468.36 and 6,716.46

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Solution

The fourth proportional to 11,643.28, 17,468.36 and 6,716.46 is: 10,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.28 : 17,468.36 = 6,716.46 : x
  2. Step 2: Convert to fraction form
    11,643.28/17,468.36 = 6,716.46/x
  3. Step 3: Cross multiply
    11,643.28x = 17,468.36 × 6,716.46
  4. Step 4: Simplify right side
    11,643.28x = 117,325,541.21
  5. Step 5: Solve for x
    x = 117,325,541.21/11,643.28
  6. Step 6: Final answer
    x = 10,076.67

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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.