Home / 4,709.25-7,064.96-1,631.25

Finding the Fourth Proportional to 4,709.25, 7,064.96 and 1,631.25

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Solution

The fourth proportional to 4,709.25, 7,064.96 and 1,631.25 is: 2,447.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.25 : 7,064.96 = 1,631.25 : x
  2. Step 2: Convert to fraction form
    4,709.25/7,064.96 = 1,631.25/x
  3. Step 3: Cross multiply
    4,709.25x = 7,064.96 × 1,631.25
  4. Step 4: Simplify right side
    4,709.25x = 11,524,707.84
  5. Step 5: Solve for x
    x = 11,524,707.84/4,709.25
  6. Step 6: Final answer
    x = 2,447.25

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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.