Home / 2,106.52-3,141.36-2,056.84

Finding the Fourth Proportional to 2,106.52, 3,141.36 and 2,056.84

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Solution

The fourth proportional to 2,106.52, 3,141.36 and 2,056.84 is: 3,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.52 : 3,141.36 = 2,056.84 : x
  2. Step 2: Convert to fraction form
    2,106.52/3,141.36 = 2,056.84/x
  3. Step 3: Cross multiply
    2,106.52x = 3,141.36 × 2,056.84
  4. Step 4: Simplify right side
    2,106.52x = 6,461,274.90
  5. Step 5: Solve for x
    x = 6,461,274.90/2,106.52
  6. Step 6: Final answer
    x = 3,067.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.