Home / 3,585.96-5,379.28-1,394.86

Finding the Fourth Proportional to 3,585.96, 5,379.28 and 1,394.86

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Solution

The fourth proportional to 3,585.96, 5,379.28 and 1,394.86 is: 2,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.96 : 5,379.28 = 1,394.86 : x
  2. Step 2: Convert to fraction form
    3,585.96/5,379.28 = 1,394.86/x
  3. Step 3: Cross multiply
    3,585.96x = 5,379.28 × 1,394.86
  4. Step 4: Simplify right side
    3,585.96x = 7,503,322.08
  5. Step 5: Solve for x
    x = 7,503,322.08/3,585.96
  6. Step 6: Final answer
    x = 2,092.42

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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.