Home / 3,508.50-5,263.68-1,560.28

Finding the Fourth Proportional to 3,508.50, 5,263.68 and 1,560.28

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Solution

The fourth proportional to 3,508.50, 5,263.68 and 1,560.28 is: 2,340.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.50 : 5,263.68 = 1,560.28 : x
  2. Step 2: Convert to fraction form
    3,508.50/5,263.68 = 1,560.28/x
  3. Step 3: Cross multiply
    3,508.50x = 5,263.68 × 1,560.28
  4. Step 4: Simplify right side
    3,508.50x = 8,212,814.63
  5. Step 5: Solve for x
    x = 8,212,814.63/3,508.50
  6. Step 6: Final answer
    x = 2,340.83

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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.