Home / 4,986.16-7,474.63-2,793.35

Finding the Fourth Proportional to 4,986.16, 7,474.63 and 2,793.35

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Solution

The fourth proportional to 4,986.16, 7,474.63 and 2,793.35 is: 4,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.16 : 7,474.63 = 2,793.35 : x
  2. Step 2: Convert to fraction form
    4,986.16/7,474.63 = 2,793.35/x
  3. Step 3: Cross multiply
    4,986.16x = 7,474.63 × 2,793.35
  4. Step 4: Simplify right side
    4,986.16x = 20,879,269.41
  5. Step 5: Solve for x
    x = 20,879,269.41/4,986.16
  6. Step 6: Final answer
    x = 4,187.45

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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.