Home / 9,173.55-13,756.82-3,905.23

Finding the Fourth Proportional to 9,173.55, 13,756.82 and 3,905.23

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Solution

The fourth proportional to 9,173.55, 13,756.82 and 3,905.23 is: 5,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.55 : 13,756.82 = 3,905.23 : x
  2. Step 2: Convert to fraction form
    9,173.55/13,756.82 = 3,905.23/x
  3. Step 3: Cross multiply
    9,173.55x = 13,756.82 × 3,905.23
  4. Step 4: Simplify right side
    9,173.55x = 53,723,546.17
  5. Step 5: Solve for x
    x = 53,723,546.17/9,173.55
  6. Step 6: Final answer
    x = 5,856.36

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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.