Home / 5,690.70-8,537.20-2,403.79

Finding the Fourth Proportional to 5,690.70, 8,537.20 and 2,403.79

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Solution

The fourth proportional to 5,690.70, 8,537.20 and 2,403.79 is: 3,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.70 : 8,537.20 = 2,403.79 : x
  2. Step 2: Convert to fraction form
    5,690.70/8,537.20 = 2,403.79/x
  3. Step 3: Cross multiply
    5,690.70x = 8,537.20 × 2,403.79
  4. Step 4: Simplify right side
    5,690.70x = 20,521,608.64
  5. Step 5: Solve for x
    x = 20,521,608.64/5,690.70
  6. Step 6: Final answer
    x = 3,606.17

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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.