Home / 3,335.78-4,992.82-2,457.95

Finding the Fourth Proportional to 3,335.78, 4,992.82 and 2,457.95

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Solution

The fourth proportional to 3,335.78, 4,992.82 and 2,457.95 is: 3,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.78 : 4,992.82 = 2,457.95 : x
  2. Step 2: Convert to fraction form
    3,335.78/4,992.82 = 2,457.95/x
  3. Step 3: Cross multiply
    3,335.78x = 4,992.82 × 2,457.95
  4. Step 4: Simplify right side
    3,335.78x = 12,272,070.81
  5. Step 5: Solve for x
    x = 12,272,070.81/3,335.78
  6. Step 6: Final answer
    x = 3,678.92

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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.