Home / 9,173.20-12,659.06-5,195.08

Finding the Fourth Proportional to 9,173.20, 12,659.06 and 5,195.08

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Solution

The fourth proportional to 9,173.20, 12,659.06 and 5,195.08 is: 7,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.20 : 12,659.06 = 5,195.08 : x
  2. Step 2: Convert to fraction form
    9,173.20/12,659.06 = 5,195.08/x
  3. Step 3: Cross multiply
    9,173.20x = 12,659.06 × 5,195.08
  4. Step 4: Simplify right side
    9,173.20x = 65,764,829.42
  5. Step 5: Solve for x
    x = 65,764,829.42/9,173.20
  6. Step 6: Final answer
    x = 7,169.24

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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.