Home / 5,714.72-8,573.40-2,427.92

Finding the Fourth Proportional to 5,714.72, 8,573.40 and 2,427.92

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Solution

The fourth proportional to 5,714.72, 8,573.40 and 2,427.92 is: 3,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.72 : 8,573.40 = 2,427.92 : x
  2. Step 2: Convert to fraction form
    5,714.72/8,573.40 = 2,427.92/x
  3. Step 3: Cross multiply
    5,714.72x = 8,573.40 × 2,427.92
  4. Step 4: Simplify right side
    5,714.72x = 20,815,529.33
  5. Step 5: Solve for x
    x = 20,815,529.33/5,714.72
  6. Step 6: Final answer
    x = 3,642.44

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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.