Home / 3,484.54-4,808.67-1,992.50

Finding the Fourth Proportional to 3,484.54, 4,808.67 and 1,992.50

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Solution

The fourth proportional to 3,484.54, 4,808.67 and 1,992.50 is: 2,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.54 : 4,808.67 = 1,992.50 : x
  2. Step 2: Convert to fraction form
    3,484.54/4,808.67 = 1,992.50/x
  3. Step 3: Cross multiply
    3,484.54x = 4,808.67 × 1,992.50
  4. Step 4: Simplify right side
    3,484.54x = 9,581,274.98
  5. Step 5: Solve for x
    x = 9,581,274.98/3,484.54
  6. Step 6: Final answer
    x = 2,749.65

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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.