Home / 3,484.58-4,808.37-1,992.47

Finding the Fourth Proportional to 3,484.58, 4,808.37 and 1,992.47

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Solution

The fourth proportional to 3,484.58, 4,808.37 and 1,992.47 is: 2,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.58 : 4,808.37 = 1,992.47 : x
  2. Step 2: Convert to fraction form
    3,484.58/4,808.37 = 1,992.47/x
  3. Step 3: Cross multiply
    3,484.58x = 4,808.37 × 1,992.47
  4. Step 4: Simplify right side
    3,484.58x = 9,580,532.97
  5. Step 5: Solve for x
    x = 9,580,532.97/3,484.58
  6. Step 6: Final answer
    x = 2,749.41

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1.5x scale

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.