Home / 3,417.58-4,714.83-2,090.86

Finding the Fourth Proportional to 3,417.58, 4,714.83 and 2,090.86

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Solution

The fourth proportional to 3,417.58, 4,714.83 and 2,090.86 is: 2,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.58 : 4,714.83 = 2,090.86 : x
  2. Step 2: Convert to fraction form
    3,417.58/4,714.83 = 2,090.86/x
  3. Step 3: Cross multiply
    3,417.58x = 4,714.83 × 2,090.86
  4. Step 4: Simplify right side
    3,417.58x = 9,858,049.45
  5. Step 5: Solve for x
    x = 9,858,049.45/3,417.58
  6. Step 6: Final answer
    x = 2,884.51

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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.