Home / 7,102.44-10,653.22-2,171.69

Finding the Fourth Proportional to 7,102.44, 10,653.22 and 2,171.69

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Solution

The fourth proportional to 7,102.44, 10,653.22 and 2,171.69 is: 3,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102.44 : 10,653.22 = 2,171.69 : x
  2. Step 2: Convert to fraction form
    7,102.44/10,653.22 = 2,171.69/x
  3. Step 3: Cross multiply
    7,102.44x = 10,653.22 × 2,171.69
  4. Step 4: Simplify right side
    7,102.44x = 23,135,491.34
  5. Step 5: Solve for x
    x = 23,135,491.34/7,102.44
  6. Step 6: Final answer
    x = 3,257.40

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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.