Home / 4,784.09-7,169.45-2,318.25

Finding the Fourth Proportional to 4,784.09, 7,169.45 and 2,318.25

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Solution

The fourth proportional to 4,784.09, 7,169.45 and 2,318.25 is: 3,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.09 : 7,169.45 = 2,318.25 : x
  2. Step 2: Convert to fraction form
    4,784.09/7,169.45 = 2,318.25/x
  3. Step 3: Cross multiply
    4,784.09x = 7,169.45 × 2,318.25
  4. Step 4: Simplify right side
    4,784.09x = 16,620,565.87
  5. Step 5: Solve for x
    x = 16,620,565.87/4,784.09
  6. Step 6: Final answer
    x = 3,474.14

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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.