Home / 3,711.43-5,127.03-3,246.69

Finding the Fourth Proportional to 3,711.43, 5,127.03 and 3,246.69

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Solution

The fourth proportional to 3,711.43, 5,127.03 and 3,246.69 is: 4,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.43 : 5,127.03 = 3,246.69 : x
  2. Step 2: Convert to fraction form
    3,711.43/5,127.03 = 3,246.69/x
  3. Step 3: Cross multiply
    3,711.43x = 5,127.03 × 3,246.69
  4. Step 4: Simplify right side
    3,711.43x = 16,645,877.03
  5. Step 5: Solve for x
    x = 16,645,877.03/3,711.43
  6. Step 6: Final answer
    x = 4,485.03

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1.5x scale

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.