Home / 7,960.29-11,940.44-3,028.77

Finding the Fourth Proportional to 7,960.29, 11,940.44 and 3,028.77

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Solution

The fourth proportional to 7,960.29, 11,940.44 and 3,028.77 is: 4,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.29 : 11,940.44 = 3,028.77 : x
  2. Step 2: Convert to fraction form
    7,960.29/11,940.44 = 3,028.77/x
  3. Step 3: Cross multiply
    7,960.29x = 11,940.44 × 3,028.77
  4. Step 4: Simplify right side
    7,960.29x = 36,164,831.31
  5. Step 5: Solve for x
    x = 36,164,831.31/7,960.29
  6. Step 6: Final answer
    x = 4,543.16

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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.