Home / 3,744.63-5,167.80-2,066.40

Finding the Fourth Proportional to 3,744.63, 5,167.80 and 2,066.40

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Solution

The fourth proportional to 3,744.63, 5,167.80 and 2,066.40 is: 2,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.63 : 5,167.80 = 2,066.40 : x
  2. Step 2: Convert to fraction form
    3,744.63/5,167.80 = 2,066.40/x
  3. Step 3: Cross multiply
    3,744.63x = 5,167.80 × 2,066.40
  4. Step 4: Simplify right side
    3,744.63x = 10,678,741.92
  5. Step 5: Solve for x
    x = 10,678,741.92/3,744.63
  6. Step 6: Final answer
    x = 2,851.75

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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.