Home / 2,960.36-4,084.90-1,634.07

Finding the Fourth Proportional to 2,960.36, 4,084.90 and 1,634.07

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Solution

The fourth proportional to 2,960.36, 4,084.90 and 1,634.07 is: 2,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.36 : 4,084.90 = 1,634.07 : x
  2. Step 2: Convert to fraction form
    2,960.36/4,084.90 = 1,634.07/x
  3. Step 3: Cross multiply
    2,960.36x = 4,084.90 × 1,634.07
  4. Step 4: Simplify right side
    2,960.36x = 6,674,989.31
  5. Step 5: Solve for x
    x = 6,674,989.31/2,960.36
  6. Step 6: Final answer
    x = 2,254.79

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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.