Home / 2,992.11-4,458.45-2,664.99

Finding the Fourth Proportional to 2,992.11, 4,458.45 and 2,664.99

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Solution

The fourth proportional to 2,992.11, 4,458.45 and 2,664.99 is: 3,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.11 : 4,458.45 = 2,664.99 : x
  2. Step 2: Convert to fraction form
    2,992.11/4,458.45 = 2,664.99/x
  3. Step 3: Cross multiply
    2,992.11x = 4,458.45 × 2,664.99
  4. Step 4: Simplify right side
    2,992.11x = 11,881,724.67
  5. Step 5: Solve for x
    x = 11,881,724.67/2,992.11
  6. Step 6: Final answer
    x = 3,971.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.