Home / 4,548.44-6,822.68-1,385.91

Finding the Fourth Proportional to 4,548.44, 6,822.68 and 1,385.91

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Solution

The fourth proportional to 4,548.44, 6,822.68 and 1,385.91 is: 2,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.44 : 6,822.68 = 1,385.91 : x
  2. Step 2: Convert to fraction form
    4,548.44/6,822.68 = 1,385.91/x
  3. Step 3: Cross multiply
    4,548.44x = 6,822.68 × 1,385.91
  4. Step 4: Simplify right side
    4,548.44x = 9,455,613.51
  5. Step 5: Solve for x
    x = 9,455,613.51/4,548.44
  6. Step 6: Final answer
    x = 2,078.87

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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.