Home / 11,830.73-17,743.58-4,435.73

Finding the Fourth Proportional to 11,830.73, 17,743.58 and 4,435.73

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Solution

The fourth proportional to 11,830.73, 17,743.58 and 4,435.73 is: 6,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.73 : 17,743.58 = 4,435.73 : x
  2. Step 2: Convert to fraction form
    11,830.73/17,743.58 = 4,435.73/x
  3. Step 3: Cross multiply
    11,830.73x = 17,743.58 × 4,435.73
  4. Step 4: Simplify right side
    11,830.73x = 78,705,730.11
  5. Step 5: Solve for x
    x = 78,705,730.11/11,830.73
  6. Step 6: Final answer
    x = 6,652.65

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1.5x scale

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.