Home / 2,174.58-3,261.87-1,714.79

Finding the Fourth Proportional to 2,174.58, 3,261.87 and 1,714.79

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Solution

The fourth proportional to 2,174.58, 3,261.87 and 1,714.79 is: 2,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.58 : 3,261.87 = 1,714.79 : x
  2. Step 2: Convert to fraction form
    2,174.58/3,261.87 = 1,714.79/x
  3. Step 3: Cross multiply
    2,174.58x = 3,261.87 × 1,714.79
  4. Step 4: Simplify right side
    2,174.58x = 5,593,430.21
  5. Step 5: Solve for x
    x = 5,593,430.21/2,174.58
  6. Step 6: Final answer
    x = 2,572.19

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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.