Home / 5,808.08-8,013.60-3,289.64

Finding the Fourth Proportional to 5,808.08, 8,013.60 and 3,289.64

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Solution

The fourth proportional to 5,808.08, 8,013.60 and 3,289.64 is: 4,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.08 : 8,013.60 = 3,289.64 : x
  2. Step 2: Convert to fraction form
    5,808.08/8,013.60 = 3,289.64/x
  3. Step 3: Cross multiply
    5,808.08x = 8,013.60 × 3,289.64
  4. Step 4: Simplify right side
    5,808.08x = 26,361,859.10
  5. Step 5: Solve for x
    x = 26,361,859.10/5,808.08
  6. Step 6: Final answer
    x = 4,538.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.