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Finding the Fourth Proportional to 4,758.81, 7,137.06 and 1,835.25

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Solution

The fourth proportional to 4,758.81, 7,137.06 and 1,835.25 is: 2,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758.81 : 7,137.06 = 1,835.25 : x
  2. Step 2: Convert to fraction form
    4,758.81/7,137.06 = 1,835.25/x
  3. Step 3: Cross multiply
    4,758.81x = 7,137.06 × 1,835.25
  4. Step 4: Simplify right side
    4,758.81x = 13,098,289.37
  5. Step 5: Solve for x
    x = 13,098,289.37/4,758.81
  6. Step 6: Final answer
    x = 2,752.43

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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.