Home / 9,919.04-14,880.48-2,992.64

Finding the Fourth Proportional to 9,919.04, 14,880.48 and 2,992.64

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Solution

The fourth proportional to 9,919.04, 14,880.48 and 2,992.64 is: 4,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.04 : 14,880.48 = 2,992.64 : x
  2. Step 2: Convert to fraction form
    9,919.04/14,880.48 = 2,992.64/x
  3. Step 3: Cross multiply
    9,919.04x = 14,880.48 × 2,992.64
  4. Step 4: Simplify right side
    9,919.04x = 44,531,919.67
  5. Step 5: Solve for x
    x = 44,531,919.67/9,919.04
  6. Step 6: Final answer
    x = 4,489.54

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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.