Home / 11,355.64-17,035.26-3,958.03

Finding the Fourth Proportional to 11,355.64, 17,035.26 and 3,958.03

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Solution

The fourth proportional to 11,355.64, 17,035.26 and 3,958.03 is: 5,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.64 : 17,035.26 = 3,958.03 : x
  2. Step 2: Convert to fraction form
    11,355.64/17,035.26 = 3,958.03/x
  3. Step 3: Cross multiply
    11,355.64x = 17,035.26 × 3,958.03
  4. Step 4: Simplify right side
    11,355.64x = 67,426,070.14
  5. Step 5: Solve for x
    x = 67,426,070.14/11,355.64
  6. Step 6: Final answer
    x = 5,937.67

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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.