Home / 3,955.74-5,944.40-2,108.18

Finding the Fourth Proportional to 3,955.74, 5,944.40 and 2,108.18

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Solution

The fourth proportional to 3,955.74, 5,944.40 and 2,108.18 is: 3,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.74 : 5,944.40 = 2,108.18 : x
  2. Step 2: Convert to fraction form
    3,955.74/5,944.40 = 2,108.18/x
  3. Step 3: Cross multiply
    3,955.74x = 5,944.40 × 2,108.18
  4. Step 4: Simplify right side
    3,955.74x = 12,531,865.19
  5. Step 5: Solve for x
    x = 12,531,865.19/3,955.74
  6. Step 6: Final answer
    x = 3,168.02

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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.