Home / 3,575.86-5,364.15-1,235.80

Finding the Fourth Proportional to 3,575.86, 5,364.15 and 1,235.80

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Solution

The fourth proportional to 3,575.86, 5,364.15 and 1,235.80 is: 1,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.86 : 5,364.15 = 1,235.80 : x
  2. Step 2: Convert to fraction form
    3,575.86/5,364.15 = 1,235.80/x
  3. Step 3: Cross multiply
    3,575.86x = 5,364.15 × 1,235.80
  4. Step 4: Simplify right side
    3,575.86x = 6,629,016.57
  5. Step 5: Solve for x
    x = 6,629,016.57/3,575.86
  6. Step 6: Final answer
    x = 1,853.82

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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.