Home / 3,107.04-4,654.64-2,975.28

Finding the Fourth Proportional to 3,107.04, 4,654.64 and 2,975.28

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Solution

The fourth proportional to 3,107.04, 4,654.64 and 2,975.28 is: 4,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.04 : 4,654.64 = 2,975.28 : x
  2. Step 2: Convert to fraction form
    3,107.04/4,654.64 = 2,975.28/x
  3. Step 3: Cross multiply
    3,107.04x = 4,654.64 × 2,975.28
  4. Step 4: Simplify right side
    3,107.04x = 13,848,857.30
  5. Step 5: Solve for x
    x = 13,848,857.30/3,107.04
  6. Step 6: Final answer
    x = 4,457.25

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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.