Home / 3,668.26-5,503.31-1,718.19

Finding the Fourth Proportional to 3,668.26, 5,503.31 and 1,718.19

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Solution

The fourth proportional to 3,668.26, 5,503.31 and 1,718.19 is: 2,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.26 : 5,503.31 = 1,718.19 : x
  2. Step 2: Convert to fraction form
    3,668.26/5,503.31 = 1,718.19/x
  3. Step 3: Cross multiply
    3,668.26x = 5,503.31 × 1,718.19
  4. Step 4: Simplify right side
    3,668.26x = 9,455,732.21
  5. Step 5: Solve for x
    x = 9,455,732.21/3,668.26
  6. Step 6: Final answer
    x = 2,577.72

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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.