Home / 3,361.47-5,043.75-1,513.08

Finding the Fourth Proportional to 3,361.47, 5,043.75 and 1,513.08

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Solution

The fourth proportional to 3,361.47, 5,043.75 and 1,513.08 is: 2,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.47 : 5,043.75 = 1,513.08 : x
  2. Step 2: Convert to fraction form
    3,361.47/5,043.75 = 1,513.08/x
  3. Step 3: Cross multiply
    3,361.47x = 5,043.75 × 1,513.08
  4. Step 4: Simplify right side
    3,361.47x = 7,631,597.25
  5. Step 5: Solve for x
    x = 7,631,597.25/3,361.47
  6. Step 6: Final answer
    x = 2,270.32

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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.