Home / 3,500.72-5,254.32-1,770.56

Finding the Fourth Proportional to 3,500.72, 5,254.32 and 1,770.56

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Solution

The fourth proportional to 3,500.72, 5,254.32 and 1,770.56 is: 2,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.72 : 5,254.32 = 1,770.56 : x
  2. Step 2: Convert to fraction form
    3,500.72/5,254.32 = 1,770.56/x
  3. Step 3: Cross multiply
    3,500.72x = 5,254.32 × 1,770.56
  4. Step 4: Simplify right side
    3,500.72x = 9,303,088.82
  5. Step 5: Solve for x
    x = 9,303,088.82/3,500.72
  6. Step 6: Final answer
    x = 2,657.48

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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.