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Finding the Fourth Proportional to 5,784.44, 8,676.65 and 1,888.84

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Solution

The fourth proportional to 5,784.44, 8,676.65 and 1,888.84 is: 2,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.44 : 8,676.65 = 1,888.84 : x
  2. Step 2: Convert to fraction form
    5,784.44/8,676.65 = 1,888.84/x
  3. Step 3: Cross multiply
    5,784.44x = 8,676.65 × 1,888.84
  4. Step 4: Simplify right side
    5,784.44x = 16,388,843.56
  5. Step 5: Solve for x
    x = 16,388,843.56/5,784.44
  6. Step 6: Final answer
    x = 2,833.26

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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.