Home / 5,690.86-8,537.20-2,403.98

Finding the Fourth Proportional to 5,690.86, 8,537.20 and 2,403.98

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Solution

The fourth proportional to 5,690.86, 8,537.20 and 2,403.98 is: 3,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.86 : 8,537.20 = 2,403.98 : x
  2. Step 2: Convert to fraction form
    5,690.86/8,537.20 = 2,403.98/x
  3. Step 3: Cross multiply
    5,690.86x = 8,537.20 × 2,403.98
  4. Step 4: Simplify right side
    5,690.86x = 20,523,241.37
  5. Step 5: Solve for x
    x = 20,523,241.37/5,690.86
  6. Step 6: Final answer
    x = 3,606.35

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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.