Home / 5,805.21-8,705.59-2,841.83

Finding the Fourth Proportional to 5,805.21, 8,705.59 and 2,841.83

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Solution

The fourth proportional to 5,805.21, 8,705.59 and 2,841.83 is: 4,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.21 : 8,705.59 = 2,841.83 : x
  2. Step 2: Convert to fraction form
    5,805.21/8,705.59 = 2,841.83/x
  3. Step 3: Cross multiply
    5,805.21x = 8,705.59 × 2,841.83
  4. Step 4: Simplify right side
    5,805.21x = 24,739,749.09
  5. Step 5: Solve for x
    x = 24,739,749.09/5,805.21
  6. Step 6: Final answer
    x = 4,261.65

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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.