Home / 3,516.97-4,853.40-1,945.06

Finding the Fourth Proportional to 3,516.97, 4,853.40 and 1,945.06

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Solution

The fourth proportional to 3,516.97, 4,853.40 and 1,945.06 is: 2,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.97 : 4,853.40 = 1,945.06 : x
  2. Step 2: Convert to fraction form
    3,516.97/4,853.40 = 1,945.06/x
  3. Step 3: Cross multiply
    3,516.97x = 4,853.40 × 1,945.06
  4. Step 4: Simplify right side
    3,516.97x = 9,440,154.20
  5. Step 5: Solve for x
    x = 9,440,154.20/3,516.97
  6. Step 6: Final answer
    x = 2,684.17

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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.