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Finding the Fourth Proportional to 3,444.96, 5,167.68 and 1,983.48

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Solution

The fourth proportional to 3,444.96, 5,167.68 and 1,983.48 is: 2,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.96 : 5,167.68 = 1,983.48 : x
  2. Step 2: Convert to fraction form
    3,444.96/5,167.68 = 1,983.48/x
  3. Step 3: Cross multiply
    3,444.96x = 5,167.68 × 1,983.48
  4. Step 4: Simplify right side
    3,444.96x = 10,249,989.93
  5. Step 5: Solve for x
    x = 10,249,989.93/3,444.96
  6. Step 6: Final answer
    x = 2,975.36

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1.5x scale

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.