Home / 5,905.40-8,850.06-2,784.92

Finding the Fourth Proportional to 5,905.40, 8,850.06 and 2,784.92

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Solution

The fourth proportional to 5,905.40, 8,850.06 and 2,784.92 is: 4,173.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.40 : 8,850.06 = 2,784.92 : x
  2. Step 2: Convert to fraction form
    5,905.40/8,850.06 = 2,784.92/x
  3. Step 3: Cross multiply
    5,905.40x = 8,850.06 × 2,784.92
  4. Step 4: Simplify right side
    5,905.40x = 24,646,709.10
  5. Step 5: Solve for x
    x = 24,646,709.10/5,905.40
  6. Step 6: Final answer
    x = 4,173.59

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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.