Home / 3,230.90-4,460.12-2,484.58

Finding the Fourth Proportional to 3,230.90, 4,460.12 and 2,484.58

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Solution

The fourth proportional to 3,230.90, 4,460.12 and 2,484.58 is: 3,429.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.90 : 4,460.12 = 2,484.58 : x
  2. Step 2: Convert to fraction form
    3,230.90/4,460.12 = 2,484.58/x
  3. Step 3: Cross multiply
    3,230.90x = 4,460.12 × 2,484.58
  4. Step 4: Simplify right side
    3,230.90x = 11,081,524.95
  5. Step 5: Solve for x
    x = 11,081,524.95/3,230.90
  6. Step 6: Final answer
    x = 3,429.86

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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.