Home / 2,960.09-4,084.60-1,633.71

Finding the Fourth Proportional to 2,960.09, 4,084.60 and 1,633.71

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Solution

The fourth proportional to 2,960.09, 4,084.60 and 1,633.71 is: 2,254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.09 : 4,084.60 = 1,633.71 : x
  2. Step 2: Convert to fraction form
    2,960.09/4,084.60 = 1,633.71/x
  3. Step 3: Cross multiply
    2,960.09x = 4,084.60 × 1,633.71
  4. Step 4: Simplify right side
    2,960.09x = 6,673,051.87
  5. Step 5: Solve for x
    x = 6,673,051.87/2,960.09
  6. Step 6: Final answer
    x = 2,254.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.