Home / 7,960.41-11,941.37-3,280.74

Finding the Fourth Proportional to 7,960.41, 11,941.37 and 3,280.74

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Solution

The fourth proportional to 7,960.41, 11,941.37 and 3,280.74 is: 4,921.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.41 : 11,941.37 = 3,280.74 : x
  2. Step 2: Convert to fraction form
    7,960.41/11,941.37 = 3,280.74/x
  3. Step 3: Cross multiply
    7,960.41x = 11,941.37 × 3,280.74
  4. Step 4: Simplify right side
    7,960.41x = 39,176,470.51
  5. Step 5: Solve for x
    x = 39,176,470.51/7,960.41
  6. Step 6: Final answer
    x = 4,921.41

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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.