Home / 4,986.28-7,487.32-3,582.96

Finding the Fourth Proportional to 4,986.28, 7,487.32 and 3,582.96

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Solution

The fourth proportional to 4,986.28, 7,487.32 and 3,582.96 is: 5,380.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.28 : 7,487.32 = 3,582.96 : x
  2. Step 2: Convert to fraction form
    4,986.28/7,487.32 = 3,582.96/x
  3. Step 3: Cross multiply
    4,986.28x = 7,487.32 × 3,582.96
  4. Step 4: Simplify right side
    4,986.28x = 26,826,768.07
  5. Step 5: Solve for x
    x = 26,826,768.07/4,986.28
  6. Step 6: Final answer
    x = 5,380.12

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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.