Home / 7,673.23-11,516.12-3,976.57

Finding the Fourth Proportional to 7,673.23, 11,516.12 and 3,976.57

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Solution

The fourth proportional to 7,673.23, 11,516.12 and 3,976.57 is: 5,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.23 : 11,516.12 = 3,976.57 : x
  2. Step 2: Convert to fraction form
    7,673.23/11,516.12 = 3,976.57/x
  3. Step 3: Cross multiply
    7,673.23x = 11,516.12 × 3,976.57
  4. Step 4: Simplify right side
    7,673.23x = 45,794,579.84
  5. Step 5: Solve for x
    x = 45,794,579.84/7,673.23
  6. Step 6: Final answer
    x = 5,968.10

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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.