Home / 3,564.33-4,918.89-1,971.06

Finding the Fourth Proportional to 3,564.33, 4,918.89 and 1,971.06

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Solution

The fourth proportional to 3,564.33, 4,918.89 and 1,971.06 is: 2,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.33 : 4,918.89 = 1,971.06 : x
  2. Step 2: Convert to fraction form
    3,564.33/4,918.89 = 1,971.06/x
  3. Step 3: Cross multiply
    3,564.33x = 4,918.89 × 1,971.06
  4. Step 4: Simplify right side
    3,564.33x = 9,695,427.32
  5. Step 5: Solve for x
    x = 9,695,427.32/3,564.33
  6. Step 6: Final answer
    x = 2,720.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.