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Finding the Fourth Proportional to 4,502.36, 6,754.25 and 1,905.32

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Solution

The fourth proportional to 4,502.36, 6,754.25 and 1,905.32 is: 2,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.36 : 6,754.25 = 1,905.32 : x
  2. Step 2: Convert to fraction form
    4,502.36/6,754.25 = 1,905.32/x
  3. Step 3: Cross multiply
    4,502.36x = 6,754.25 × 1,905.32
  4. Step 4: Simplify right side
    4,502.36x = 12,868,978.60
  5. Step 5: Solve for x
    x = 12,868,978.60/4,502.36
  6. Step 6: Final answer
    x = 2,858.28

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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.