Home / 7,679.15-11,516.27-2,998.02

Finding the Fourth Proportional to 7,679.15, 11,516.27 and 2,998.02

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Solution

The fourth proportional to 7,679.15, 11,516.27 and 2,998.02 is: 4,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.15 : 11,516.27 = 2,998.02 : x
  2. Step 2: Convert to fraction form
    7,679.15/11,516.27 = 2,998.02/x
  3. Step 3: Cross multiply
    7,679.15x = 11,516.27 × 2,998.02
  4. Step 4: Simplify right side
    7,679.15x = 34,525,992.80
  5. Step 5: Solve for x
    x = 34,525,992.80/7,679.15
  6. Step 6: Final answer
    x = 4,496.07

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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.