Home / 10,329.16-15,455.46-6,171.43

Finding the Fourth Proportional to 10,329.16, 15,455.46 and 6,171.43

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Solution

The fourth proportional to 10,329.16, 15,455.46 and 6,171.43 is: 9,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.16 : 15,455.46 = 6,171.43 : x
  2. Step 2: Convert to fraction form
    10,329.16/15,455.46 = 6,171.43/x
  3. Step 3: Cross multiply
    10,329.16x = 15,455.46 × 6,171.43
  4. Step 4: Simplify right side
    10,329.16x = 95,382,212.23
  5. Step 5: Solve for x
    x = 95,382,212.23/10,329.16
  6. Step 6: Final answer
    x = 9,234.27

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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.