Home / 5,714.20-8,580.75-4,797.28

Finding the Fourth Proportional to 5,714.20, 8,580.75 and 4,797.28

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Solution

The fourth proportional to 5,714.20, 8,580.75 and 4,797.28 is: 7,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.20 : 8,580.75 = 4,797.28 : x
  2. Step 2: Convert to fraction form
    5,714.20/8,580.75 = 4,797.28/x
  3. Step 3: Cross multiply
    5,714.20x = 8,580.75 × 4,797.28
  4. Step 4: Simplify right side
    5,714.20x = 41,164,260.36
  5. Step 5: Solve for x
    x = 41,164,260.36/5,714.20
  6. Step 6: Final answer
    x = 7,203.85

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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.