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Finding the Fourth Proportional to 6,349.51, 9,520.62 and 3,754.27

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Solution

The fourth proportional to 6,349.51, 9,520.62 and 3,754.27 is: 5,629.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.51 : 9,520.62 = 3,754.27 : x
  2. Step 2: Convert to fraction form
    6,349.51/9,520.62 = 3,754.27/x
  3. Step 3: Cross multiply
    6,349.51x = 9,520.62 × 3,754.27
  4. Step 4: Simplify right side
    6,349.51x = 35,742,978.05
  5. Step 5: Solve for x
    x = 35,742,978.05/6,349.51
  6. Step 6: Final answer
    x = 5,629.25

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1.5x scale

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.