Home / 3,754.53-5,631.75-1,157.47

Finding the Fourth Proportional to 3,754.53, 5,631.75 and 1,157.47

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Solution

The fourth proportional to 3,754.53, 5,631.75 and 1,157.47 is: 1,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.53 : 5,631.75 = 1,157.47 : x
  2. Step 2: Convert to fraction form
    3,754.53/5,631.75 = 1,157.47/x
  3. Step 3: Cross multiply
    3,754.53x = 5,631.75 × 1,157.47
  4. Step 4: Simplify right side
    3,754.53x = 6,518,567.59
  5. Step 5: Solve for x
    x = 6,518,567.59/3,754.53
  6. Step 6: Final answer
    x = 1,736.19

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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.