Home / 4,340.24-6,520.74-2,783.29

Finding the Fourth Proportional to 4,340.24, 6,520.74 and 2,783.29

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Solution

The fourth proportional to 4,340.24, 6,520.74 and 2,783.29 is: 4,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.24 : 6,520.74 = 2,783.29 : x
  2. Step 2: Convert to fraction form
    4,340.24/6,520.74 = 2,783.29/x
  3. Step 3: Cross multiply
    4,340.24x = 6,520.74 × 2,783.29
  4. Step 4: Simplify right side
    4,340.24x = 18,149,094.13
  5. Step 5: Solve for x
    x = 18,149,094.13/4,340.24
  6. Step 6: Final answer
    x = 4,181.59

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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.