Home / 1,723.20-2,580.48-1,375.04

Finding the Fourth Proportional to 1,723.20, 2,580.48 and 1,375.04

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Solution

The fourth proportional to 1,723.20, 2,580.48 and 1,375.04 is: 2,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.20 : 2,580.48 = 1,375.04 : x
  2. Step 2: Convert to fraction form
    1,723.20/2,580.48 = 1,375.04/x
  3. Step 3: Cross multiply
    1,723.20x = 2,580.48 × 1,375.04
  4. Step 4: Simplify right side
    1,723.20x = 3,548,263.22
  5. Step 5: Solve for x
    x = 3,548,263.22/1,723.20
  6. Step 6: Final answer
    x = 2,059.11

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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.