Home / 3,636.86-5,455.26-2,403.98

Finding the Fourth Proportional to 3,636.86, 5,455.26 and 2,403.98

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Solution

The fourth proportional to 3,636.86, 5,455.26 and 2,403.98 is: 3,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.86 : 5,455.26 = 2,403.98 : x
  2. Step 2: Convert to fraction form
    3,636.86/5,455.26 = 2,403.98/x
  3. Step 3: Cross multiply
    3,636.86x = 5,455.26 × 2,403.98
  4. Step 4: Simplify right side
    3,636.86x = 13,114,335.93
  5. Step 5: Solve for x
    x = 13,114,335.93/3,636.86
  6. Step 6: Final answer
    x = 3,605.95

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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.