Home / 3,770.24-5,656.32-1,173.20

Finding the Fourth Proportional to 3,770.24, 5,656.32 and 1,173.20

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Solution

The fourth proportional to 3,770.24, 5,656.32 and 1,173.20 is: 1,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.24 : 5,656.32 = 1,173.20 : x
  2. Step 2: Convert to fraction form
    3,770.24/5,656.32 = 1,173.20/x
  3. Step 3: Cross multiply
    3,770.24x = 5,656.32 × 1,173.20
  4. Step 4: Simplify right side
    3,770.24x = 6,635,994.62
  5. Step 5: Solve for x
    x = 6,635,994.62/3,770.24
  6. Step 6: Final answer
    x = 1,760.10

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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.