Home / 2,107.58-3,156.50-2,034.68

Finding the Fourth Proportional to 2,107.58, 3,156.50 and 2,034.68

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Solution

The fourth proportional to 2,107.58, 3,156.50 and 2,034.68 is: 3,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.58 : 3,156.50 = 2,034.68 : x
  2. Step 2: Convert to fraction form
    2,107.58/3,156.50 = 2,034.68/x
  3. Step 3: Cross multiply
    2,107.58x = 3,156.50 × 2,034.68
  4. Step 4: Simplify right side
    2,107.58x = 6,422,467.42
  5. Step 5: Solve for x
    x = 6,422,467.42/2,107.58
  6. Step 6: Final answer
    x = 3,047.32

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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.