Home / 5,656.72-8,486.92-2,735.36

Finding the Fourth Proportional to 5,656.72, 8,486.92 and 2,735.36

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Solution

The fourth proportional to 5,656.72, 8,486.92 and 2,735.36 is: 4,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.72 : 8,486.92 = 2,735.36 : x
  2. Step 2: Convert to fraction form
    5,656.72/8,486.92 = 2,735.36/x
  3. Step 3: Cross multiply
    5,656.72x = 8,486.92 × 2,735.36
  4. Step 4: Simplify right side
    5,656.72x = 23,214,781.49
  5. Step 5: Solve for x
    x = 23,214,781.49/5,656.72
  6. Step 6: Final answer
    x = 4,103.93

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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.