Home / 9,792.20-14,687.52-2,771.94

Finding the Fourth Proportional to 9,792.20, 14,687.52 and 2,771.94

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Solution

The fourth proportional to 9,792.20, 14,687.52 and 2,771.94 is: 4,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792.20 : 14,687.52 = 2,771.94 : x
  2. Step 2: Convert to fraction form
    9,792.20/14,687.52 = 2,771.94/x
  3. Step 3: Cross multiply
    9,792.20x = 14,687.52 × 2,771.94
  4. Step 4: Simplify right side
    9,792.20x = 40,712,924.19
  5. Step 5: Solve for x
    x = 40,712,924.19/9,792.20
  6. Step 6: Final answer
    x = 4,157.69

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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.