Home / 2,094.58-3,140.24-1,215.73

Finding the Fourth Proportional to 2,094.58, 3,140.24 and 1,215.73

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Solution

The fourth proportional to 2,094.58, 3,140.24 and 1,215.73 is: 1,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.58 : 3,140.24 = 1,215.73 : x
  2. Step 2: Convert to fraction form
    2,094.58/3,140.24 = 1,215.73/x
  3. Step 3: Cross multiply
    2,094.58x = 3,140.24 × 1,215.73
  4. Step 4: Simplify right side
    2,094.58x = 3,817,662.20
  5. Step 5: Solve for x
    x = 3,817,662.20/2,094.58
  6. Step 6: Final answer
    x = 1,822.64

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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.