Home / 4,981.88-6,873.99-2,992.52

Finding the Fourth Proportional to 4,981.88, 6,873.99 and 2,992.52

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Solution

The fourth proportional to 4,981.88, 6,873.99 and 2,992.52 is: 4,129.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.88 : 6,873.99 = 2,992.52 : x
  2. Step 2: Convert to fraction form
    4,981.88/6,873.99 = 2,992.52/x
  3. Step 3: Cross multiply
    4,981.88x = 6,873.99 × 2,992.52
  4. Step 4: Simplify right side
    4,981.88x = 20,570,552.55
  5. Step 5: Solve for x
    x = 20,570,552.55/4,981.88
  6. Step 6: Final answer
    x = 4,129.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.