Home / 7,169.28-10,749.44-3,008.16

Finding the Fourth Proportional to 7,169.28, 10,749.44 and 3,008.16

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Solution

The fourth proportional to 7,169.28, 10,749.44 and 3,008.16 is: 4,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.28 : 10,749.44 = 3,008.16 : x
  2. Step 2: Convert to fraction form
    7,169.28/10,749.44 = 3,008.16/x
  3. Step 3: Cross multiply
    7,169.28x = 10,749.44 × 3,008.16
  4. Step 4: Simplify right side
    7,169.28x = 32,336,035.43
  5. Step 5: Solve for x
    x = 32,336,035.43/7,169.28
  6. Step 6: Final answer
    x = 4,510.36

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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.