Home / 3,516.30-5,269.23-1,433.75

Finding the Fourth Proportional to 3,516.30, 5,269.23 and 1,433.75

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Solution

The fourth proportional to 3,516.30, 5,269.23 and 1,433.75 is: 2,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.30 : 5,269.23 = 1,433.75 : x
  2. Step 2: Convert to fraction form
    3,516.30/5,269.23 = 1,433.75/x
  3. Step 3: Cross multiply
    3,516.30x = 5,269.23 × 1,433.75
  4. Step 4: Simplify right side
    3,516.30x = 7,554,732.17
  5. Step 5: Solve for x
    x = 7,554,732.17/3,516.30
  6. Step 6: Final answer
    x = 2,148.49

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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.