Home / 3,591.06-4,955.78-2,175.01

Finding the Fourth Proportional to 3,591.06, 4,955.78 and 2,175.01

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Solution

The fourth proportional to 3,591.06, 4,955.78 and 2,175.01 is: 3,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.06 : 4,955.78 = 2,175.01 : x
  2. Step 2: Convert to fraction form
    3,591.06/4,955.78 = 2,175.01/x
  3. Step 3: Cross multiply
    3,591.06x = 4,955.78 × 2,175.01
  4. Step 4: Simplify right side
    3,591.06x = 10,778,847.79
  5. Step 5: Solve for x
    x = 10,778,847.79/3,591.06
  6. Step 6: Final answer
    x = 3,001.58

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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.