Home / 3,164.07-4,748.99-1,605.14

Finding the Fourth Proportional to 3,164.07, 4,748.99 and 1,605.14

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Solution

The fourth proportional to 3,164.07, 4,748.99 and 1,605.14 is: 2,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.07 : 4,748.99 = 1,605.14 : x
  2. Step 2: Convert to fraction form
    3,164.07/4,748.99 = 1,605.14/x
  3. Step 3: Cross multiply
    3,164.07x = 4,748.99 × 1,605.14
  4. Step 4: Simplify right side
    3,164.07x = 7,622,785.78
  5. Step 5: Solve for x
    x = 7,622,785.78/3,164.07
  6. Step 6: Final answer
    x = 2,409.17

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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.